Test Bank For Human Physiology 14th Edition By Fox

Chapter 03 Cell Structure and Genetic Control     
True / False Questions
  1.  The cell is the basic structural and functional unit in the body.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
Multiple Choice Questions
  2.  The _____________ is the liquid portion of the cell between the plasma membrane and nucleus.  
A.  cytoskeleton 
B.  peroxisome 
C.  cytosol 
D.  phospholipids   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
 True / False Questions
  3.  The plasma membrane is a static, uniform structure that protects the cells and controls the passageway of materials into and out of the cell.  
FALSE   
Blooms Level: 2. Understand
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  4.  Carbohydrates are primarily associated with the outer surface of the cell membrane.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  5.  The hydrophobic center of the plasma membrane will restrict the movement of water and fat-soluble substances through the membrane.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
   6.  The body cells that contain plasma membranes with highest cholesterol content are the muscle cells.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
Multiple Choice Questions
  7.  Proteins located on the surface of the plasma membrane can act as ___________ for hormones.  
A.  receptors 
B.  enzymes 
C.  neurotransmitters 
D.  pseudopods   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
   8.  Proteins that are partially embedded on one side of the plasma membrane are  
A.  integral proteins. 
B.  transport proteins. 
C.  peripheral proteins. 
D.  fluid proteins.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  9.  The plasma membrane is referred to as a mosaic because of the presence of  
A.  stationary proteins in a uniform arrangement. 
B.  carbohydrates in changing patterns. 
C.  phospholipids that are in constant motion. 
D.  moving proteins in a random arrangement.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  10.  The flexibility of a cell's membrane is determined by the ratio of _____________ to ___________.  
A.  protein, carbohydrate 
B.  cholesterol, protein 
C.  phospholipids, protein 
D.  cholesterol, phospholipids   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  11.  Which of the following is NOT a function of membrane proteins?  
A.  transport 
B.  energy production 
C.  structural support 
D.  receptors   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  12.  How are the phospholipids arranged to form the plasma membrane?  
A.  single layer with hydrophilic heads outward 
B.  double layer with hydrophobic tails facing inward toward each other 
C.  double layer with hydrophilic heads facing inward toward each other 
D.  double layer with phospholipids on the outside and proteins on the inside   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
True / False Questions
  13.  Large hydrophilic molecules can readily move unaided into and out of cells.  
FALSE   
Blooms Level: 2. Understand
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  14.  Phagocytosis is a bulk transport process in which the plasma membrane extends as pseudopods around a particle of organic matter.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  15.  Neutrophils and macrophages move through the extracellular matrix by amoeboid movement.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  16.  Pseudopods can be used for both amoeboid movement and phagocytosis.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
    
 Multiple Choice Questions
  17.  Particulate matter is nonspecifically taken into cells by the process of  
A.  exocytosis. 
B.  phagocytosis. 
C.  pinocytosis. 
D.  receptor-mediated endocytosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  18.  Phagocytosis is important for  
A.  body defense against foreign organic matter. 
B.  promoting inflammation. 
C.  removal of old and dying cells. 
D.  All apply.   
Blooms Level: 1. Remember
Blooms Level: 2. Understand
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
    
 True / False Questions
  19.  Receptor-mediated endocytosis would allow cells to selectively remove molecules from the extracellular fluid.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
    
Multiple Choice Questions
  20.  Intake of a specific molecule from the extracellular compartment by a cell occurs through  
A.  phagocytosis. 
B.  exocytosis. 
C.  receptor-mediated endocytosis. 
D.  apoptosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  21.  The process by which cells secrete cellular products into the extracellular environment is  
A.  phagocytosis. 
B.  endocytosis. 
C.  exocytosis. 
D.  pinocytosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  22.  Release of neurotransmitters occurs via  
A.  exocytosis. 
B.  endocytosis. 
C.  phagocytosis. 
D.  pinocytosis.   
Blooms Level: 2. Understand
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
    
True / False Questions
  23.  Pinocytosis is a type of exocytosis.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  24.  Cholesterol and AIDS viruses are taken into cells by receptor-mediated endocytosis.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
    
 Multiple Choice Questions
  25.  Phagocytosis differs from endocytosis in that with phagocytosis  
A.  the plasma membrane invaginates to produce a furrow that pinches off inside the cell. 
B.  the plasma membrane extends outwards with pseudopods to surround the substance. 
C.  specific membrane receptors bind to the molecules to be brought into the cell. 
D.  None apply.   
Blooms Level: 2. Understand
Learning Outcome: 03.02
Section: 3.01
Topic: Cells
  26.  The only flagellated cells in humans are  
A.  ova. 
B.  sperm. 
C.  goblet cells. 
D.  tumor cells.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  27.  Which of the following locations have ciliated cells?  
A.  respiratory and digestive systems 
B.  female reproductive and lymphatic systems 
C.  respiratory and female reproductive systems 
D.  digestive and lymphatic systems   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  28.  The centrosome is responsible for  
A.  making cilia. 
B.  making microtubules. 
C.  pulling duplicated chromosomes apart. 
D.  All apply.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
True / False Questions
  29.  All body cells have motile cilia with a "9+2" structure.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  30.  Almost every body cell has a single nonmotile primary cilium with a "9+0" structure.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  31.  Primary cilia may serve sensory functions such as vision.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
Multiple Choice Questions
  32.  A flagellum has  
A.  a "9+0" structure. 
B.  a "9+2" structure. 
C.  no microtubules. 
D.  microvilli as its structure.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  33.  Folds of the plasma membrane that increase surface area are called  
A.  cilia. 
B.  microvilli. 
C.  flagella. 
D.  vesicles.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
  34.  Cells with large numbers of microvilli on their apical surface are probably involved in  
A.  movement of the body. 
B.  reabsorption of molecules during production of urine. 
C.  detoxification of chemicals. 
D.  secretion of neurotransmitters.   
Blooms Level: 1. Remember
Learning Outcome: 03.01
Section: 3.01
Topic: Cells
    
True / False Questions
  35. The cytoskeleton of a cell can serve as a railway that can transport organelles and molecules to different intracellular destinations. 
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
 Multiple Choice Questions
  36. Microtubules and microfilaments are the primary components of the 
A. cytosol.
B. nucleus.
C. cytoskeleton.
D. plasma membrane.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  37. Which of the following is NOT a molecular motor used to move substances along the cytoskeleton? 
A. melanin
B. kinesin
C. myosin
D. dynein   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
 True / False Questions
  38. Chemicals stored in cells are called kinesins. 
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
Multiple Choice Questions
  39. Which of the following is NOT an example of an inclusion? 
A. glycogen
B. actin
C. melanin
D. triglycerides   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  40. Which type of lysosome contains undigested wastes? 
A. secondary lysosome
B. residual body
C. primary lysosome
D. tertiary body   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
 True / False Questions
  41. Primary lysosomes consist of digestive enzymes and the contents of a food vacuole. 
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
Multiple Choice Questions
  42. The pH of the cytoplasm is more ___________ than the interior of a primary lysosome. 
A. basic
B. acidic
C. neutral   
Blooms Level: 2. Understand
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  43. Tay-Sachs disease is caused by a genetic defect which affects the activity of _______ enzymes. 
A. mitochondrial
B. lysosomal
C. centrosomal
D. ribosomal   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  44.  What process involves the destruction of worn-out organelles by lysosomes?  
A.  exocytosis 
B.  pinocytosis 
C.  autophagy 
D.  None apply.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  45. A cell which is actively involved in the detoxification of chemicals would contain large quantities of 
A. ribosomes.
B. mitochondria.
C. peroxisomes.
D. rough endoplasmic reticulum.   
Blooms Level: 2. Understand
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
True / False Questions
  46. The main function of the peroxisome is to release energy from food molecules and transform the energy into usable ATP. 
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
Multiple Choice Questions
  47. Membrane enclosed organelles containing oxidative enzymes that form hydrogen peroxide are 
A. lysosomes.
B. centrosomes.
C. peroxisomes.
D. chromosomes.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  48. What enzyme is needed to prevent excessive accumulation of hydrogen peroxide from peroxisome activity? 
A. peroxidase
B. catalase
C. oxidate
D. maltase   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
  49. The organelle involved in the production of energy is the 
A. mitochondrion.
B. ribosome.
C. cytoskeleton.
D. centriole.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
True / False Questions
  50. Mitochondria contain their own DNA. 
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
 Multiple Choice Questions
  51.  The folded inner membrane of a mitochondrion is called  
A.  rugae. 
B.  plicae. 
C.  cristae. 
D.  microvilli.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
True / False Questions
  52. All mitochondria that an individual has came solely from the mother's fertilized egg cell. 
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
 Multiple Choice Questions
  53. The organelle that acts as enzymes for protein synthesis is the 
A. mitochondrion.
B. ribosome.
C. nucleolus.
D. lysosome.   
Blooms Level: 1. Remember
Learning Outcome: 03.03
Section: 3.02
Topic: Cells
    
True / False Questions
  54.  Individuals using anabolic steroids would have increased amounts of agranular (smooth) endoplasmic reticulum in their liver cells.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
  55.  The granular (rough) endoplasmic reticulum is characterized by a lack of ribosomes.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
     Multiple Choice Questions
  56.  Ribosomal enzymes needed for protein synthesis are called  
A.  catalases. 
B.  superoxide radicals. 
C.  ribozymes. 
D.  lysozymes.   
Blooms Level: 1. Remember
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
  57.  Cells actively involved in secreting proteins would contain large numbers or quantities of  
A.  lysosomes. 
B.  peroxisomes. 
C.  granular (rough) endoplasmic reticulum. 
D.  agranular (smooth) endoplasmic reticulum.   
Blooms Level: 2. Understand
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
   58.  Cells which contain large numbers of mitochondria and large amounts of agranular (smooth) endoplasmic reticulum are most likely  
A.  bladder cells. 
B.  bone cells. 
C.  lung cells. 
D.  skeletal muscle cells.   
Blooms Level: 2. Understand
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
  59.  What organelle functions to chemically modify cellular products and package them in vesicles?  
A.  Golgi complex 
B.  mitochondrion 
C.  lysosome 
D.  ribosome   
Blooms Level: 1. Remember
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
  60.  The process of recycling cellular proteins that had been released by exocytosis and brought back into the cell is called  
A.  mediated transport. 
B.  active transport. 
C.  autophagy. 
D.  retrograde transport.   
Blooms Level: 1. Remember
Learning Outcome: 03.04
Section: 3.02
Topic: Cells
    
 True / False Questions
  61.  Cells synthesizing large quantities of proteins would have numerous nucleoli.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
Multiple Choice Questions
  62.  The process of gene expression occurs as  
A.  genetic transcription and genetic transduction. 
B.  genetic translation and genetic degradation. 
C.  genetic transcription and genetic translation. 
D.  genetic transduction and genetic degradation.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  63.  Proteins and mRNA exit the nucleus via  
A.  nuclear pores. 
B.  endoplasmic reticulum. 
C.  vesicles. 
D.  centromeres.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  64.  The function of the _____________ is to produce ribosomal RNA.  
A.  chromatin 
B.  centromere 
C.  lysosomes 
D.  nucleolus   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  65.  Which of the following is NOT true of the nuclear envelope?  
A.  double-layered 
B.  fused in areas by nuclear pore complexes 
C.  single-layered 
D.  contains nuclear pores   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
    
True / False Questions
  66.  All body cells have a single, centralized nucleus.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
Multiple Choice Questions
  67.  How many genes does it appear that humans have?  
A.  25,000 
B.  100,000 
C.  3 million 
D.  3 billion   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  68.  The spooling of DNA around histones creates particles called  
A.  nucleoli. 
B.  proteosomes. 
C.  nucleosomes. 
D.  euchromatin.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  69.  How many proteins does it appear that humans can produce?  
A.  25,000 
B.  100,000 
C.  3 million 
D.  3 billion   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
 True / False Questions
  70.  The term proteome refers to all of the genes in a particular individual.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  71.  One possible reason that the proteome is so much larger than the genome is that mRNAs can be spliced in alternative ways thereby increasing the number of products produced from a particular gene.  
TRUE   
Blooms Level: 1. Remember
Section: 3.03
Topic: Cells
Topic: Genetics
    
 Multiple Choice Questions
  72.  Which of the following is NOT an explanation for how one gene can produce more than one protein?  
A.  posttranslational methylation and phosphorylation 
B.  different groups of polypeptides associating to make different proteins 
C.  various cuts and splices of mRNA 
D.  different carbohydrates bonded to the protein   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
True / False Questions
  73.  Genes present in heterochromatin are readily expressed.  
FALSE   
Blooms Level: 2. Understand
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  74.  The proteins found in chromatin are called histones, are positively charged, and form spools.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
 Multiple Choice Questions
  75.  Chromatin that is active in genetic transcription is called  
A.  euchromatin. 
B.  homochromatic. 
C.  heterochromatin. 
D.  embryonic chromatin.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  76.  Chromatin is comprised of _____________ and ___________.  
A.  phospholipids, DNA 
B.  DNA, protein 
C.  RNA, protein 
D.  DNA, RNA   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
   77.  What chemical change occurs to histones that will turn on genetic transcription?  
A.  acetylation 
B.  acidification 
C.  phosphorylation 
D.  differentiation   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  78.  Embryonic stem cells are pluripotent and their chromatin is mostly  
A.  mesenchymal. 
B.  euchromatin. 
C.  heterochromatin. 
D.  histochromatin.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  79.  What enzyme is needed for transcription?  
A.  spliceosomes 
B.  RNA polymerase 
C.  RNA promoter 
D.  DNA polymerase   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
 True / False Questions
  80.  Precursor mRNA is larger than the mRNA it forms.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  81.  RNA strands such as siRNA and miRNA can prevent gene expression in mRNA.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  82.  The genetic code is found within DNA.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
 Multiple Choice Questions
  83.  Pre-mRNA contains noncoding regions called  
A.  exons. 
B.  introns. 
C.  small nuclear ribonucleoproteins (snRNPs). 
D.  spliceosomes.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
True / False Questions
  84.  Alternative splicing can explain how 1 gene can code for several different proteins.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  85.  Introns serve no known purpose in protein synthesis.  
FALSE   
Blooms Level: 2. Understand
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
   
 Multiple Choice Questions
  86.  Small RNA and protein regions are joined together to make functional mRNA by  
A.  spliceosomes. 
B.  introns. 
C.  snRNPs. 
D.  Both spliceosomes and snRNPs are correct.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
  87.  Which of the following is NOT true of siRNA?  
A.  It can silence up to 200 different mRNAs. 
B.  It is short and double-stranded. 
C.  It is processed by an enzyme called Dicer. 
D.  It may be used to genetically suppress genes involved in disease.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
 True / False Questions
  88.  miRNA can be made from particular introns that have been removed from pre-mRNA.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
    
Multiple Choice Questions
  89.  microRNA  
A.  is single-stranded. 
B.  is complementary to a particular mRNA 
C.  is partially complementary to many mRNAs. 
D.  is produced in large numbers by tumor cells.   
Blooms Level: 1. Remember
Learning Outcome: 03.05
Section: 3.03
Topic: Cells
Topic: Genetics
   90.  Genetic translation occurs in ribosomes located in the _____________ of the cell.  
A.  nucleus 
B.  plasma membrane 
C.  cytoplasm 
D.  Golgi apparatus   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
  91.  A codon codes for a(an)  
A.  mRNA. 
B.  fatty acid. 
C.  carbohydrate. 
D.  amino acid.   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
Topic: Genetics
  92.  Huntington's disease is characterized by a dominant defective gene on chromosome  
A.  2. 
B.  4. 
C.  19. 
D.  21.   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
Topic: Genetics
  93.  _____________ RNA has the function of bringing amino acids to the ribosome during translation.  
A.  Transfer 
B.  Messenger 
C.  Ribosomal 
D.  Nuclear   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
  94.  The _____________ of the messenger RNA is recognized by the _____________ of the transfer RNA.  
A.  triplet, codon 
B.  codon, anticodon 
C.  anticodon, codon 
D.  anticodon, triplet   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
  95.  Protein synthesis requires  
A.  aminoacyl-tRNA synthetase to link amino acids to specific tRNA molecules. 
B.  secreted proteins to be synthesized by cytosolic polyribosomes. 
C.  recognition of the anticodon in mRNA by the codon in tRNA. 
D.  the presence of transcription factors.   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
    
True / False Questions
  96.  Anticodons found in mRNA allow for base pairing with the codons in tRNA.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.07
Section: 3.04
Topic: Cells
    
Multiple Choice Questions
  97.  ______ molecules aid in the folding of a polypeptide chain into its tertiary structure.  
A.  Spliceosome 
B.  Ubiquitin 
C.  Centrosome 
D.  Chaperone   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
    
True / False Questions
  98.  Proteins to be used by the cell will fold into their secondary or tertiary structures at polyribosomes in the cytoplasm.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  99.  Proteins that will be secreted by the cell are made on the granular endoplasmic reticulum.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  100.  The primarily hydrophilic leader sequence of secretory proteins allows it to be inserted into the cisterna of the endoplasmic reticulum.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
    
Multiple Choice Questions
  101.  A cell lacking a Golgi apparatus would not be able to add _____________ to proteins.  
A.  lipids 
B.  proteins 
C.  carbohydrates 
D.  acids   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  102.  The Golgi apparatus is involved in  
A.  intracellular calcium storage. 
B.  adding carbohydrates to proteins. 
C.  degradation of organelles. 
D.  mitotic chromosomal movement.   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  103.  Which of the following is NOT a function of the Golgi complex?  
A.  packaging final proteins in vesicles 
B.  modifying proteins 
C.  separation of different types of proteins 
D.  removal of the leader sequence from the protein   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  104.  Regulatory proteins are degraded outside of lysosomes by binding to ___ and then broken down by the proteasome.  
A.  ubiquitin 
B.  chaperones 
C.  lysosomes 
D.  ribosomes   
Blooms Level: 1. Remember
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  105.  Why is it necessary for the cell to degrade some cellular proteins?  
A.  to eliminate incorrectly folded proteins 
B.  to remove specific enzymes and plasma membrane proteins 
C.  for tight control of the cell cycle 
D.  All apply   
Blooms Level: 2. Understand
Learning Outcome: 03.08
Section: 3.04
Topic: Cells
  106.  In the nucleus of a diploid cell, the amount of cytosine would equal the amount of  
A.  adenine. 
B.  thymine. 
C.  uracil. 
D.  guanine.   
Blooms Level: 1. Remember
Learning Outcome: 03.09
Section: 3.05
Topic: Cells
  107.  DNA replication is  
A.  conservative. 
B.  semiconservative. 
C.  dispersive. 
D.  both semiconservative and dispersive.   
Blooms Level: 1. Remember
Learning Outcome: 03.09
Section: 3.05
Topic: Cells
    
True / False Questions
  108.  Cells in the G1 phase of the cell cycle contain half as much DNA as cells in the G2 phase.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
Multiple Choice Questions
  109.  What enzyme breaks the hydrogen bonds between the bases of DNA in preparation for replication?  
A.  DNA polymerase 
B.  DNA helicase 
C.  spliceosome 
D.  cyclin D   
Blooms Level: 1. Remember
Learning Outcome: 03.09
Section: 3.05
Topic: Cells
    
True / False Questions
  110.  Cells in the G1 phase will have their chromosomes in a condensed form.  
FALSE   
Blooms Level: 2. Understand
Learning Outcome: 03.09
Section: 3.05
Topic: Cells
    
 Multiple Choice Questions
  111.  Which stage of the cell cycle immediately precedes the S phase?  
A.  G1 
B.  G2 
C.  M 
D.  None apply   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
True / False Questions
  112.  Proto-oncogenes are mutated forms of normal genes which contribute to cancer.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  113.  Cyclins are a group of proteins which promote different phases of the cell cycle.  
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  114.  One example of a tumor suppressor gene is p53, which protects against cancer by directly blocking the ability of cyclins to stimulate cell division.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  115.  Knockdown mice are mice strains in which a specific targeted gene has been inactivated.  
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
Multiple Choice Questions
  116.  The duration of the cell cycle is decreased in response to increased amounts of  
A.  telomerase. 
B.  cyclin 
C.  DNA helicase. 
D.  proteasome.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  117.  Oncogenes  
A.  prevent formation of cancer cells. 
B.  block the ability of cyclins to stimulate cell division. 
C.  stimulate apoptosis. 
D.  often stimulate cyclin-dependent kinases that speed up the G1 phase.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
True / False Questions
  118.  Cells lacking lysosomes would be unable to undergo apoptosis.  
TRUE   
Blooms Level: 2. Understand
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
 Multiple Choice Questions
  119.  The process of cell death in which cell membranes remain intact but become bubbled and the nuclei condense is known as  
A.  endocytosis. 
B.  phagocytosis. 
C.  exocytosis. 
D.  apoptosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  120.  The process of tissue death in which cells swell, rupture their membranes, and burst is called  
A.  apoptosis. 
B.  phagocytosis. 
C.  necrosis. 
D.  transcytosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
   121.  Apoptosis involves the activation of enzymes called ____________, which are the cell "executioners" that activate other enzymes in the nucleus that fragment the DNA.  
A.  neutrophils 
B.  lysosomes 
C.  caspases 
D.  peroxisomes   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  122.  Damage to cellular DNA that cannot be repaired would induce  
A.  mitosis. 
B.  meiosis. 
C.  apoptosis. 
D.  cell division.   
Blooms Level: 2. Understand
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  123.  Cells which will undergo apoptosis would contain large numbers or quantities of  
A.  centrioles. 
B.  lysosomes. 
C.  golgi apparatus. 
D.  rough endoplasmic reticulum.   
Blooms Level: 2. Understand
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  124. The family of enzymes in cells activated during apoptosis are 
A. necrotic enzymes.
B. chromatids.
C. caspases.
D. centromeres.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
 True / False Questions
   125. Growth of a tissue due to hypertrophy occurs when cells increase in number. 
FALSE   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
    
Multiple Choice Questions
  126. Germinal cells can most likely divide indefinitely due to the activity of an enzyme called 
A. caspases.
B. telomerase.
C. DNA polymerase.
D. RNA transferase.   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
   127. Loss of DNA sequences at the ends of chromosomes in the ________ region may cause cell senescence. 
A. centromere
B. telomere
C. mitotic
D. anticodon   
Blooms Level: 1. Remember
Learning Outcome: 03.10
Section: 3.05
Topic: Cells
  128. Chromosomes are lined up at the equator of the cell during this stage of mitosis: 
A. prophase
B. anaphase
C. metaphase
D. telophase   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  129. Growth due to an increase in cell number is called 
A. hypertrophy.
B. hyperplasia.
C. atrophy.
D. dystrophy.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  130. Growth due to increased cell size is called 
A. hypertrophy.
B. hyperplasia.
C. atrophy.
D. dystrophy.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  131. Chromosomes move to opposite poles in 
A. anaphase.
B. metaphase.
C. prophase.
D. telophase.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  132. Centrosomes replicate during 
A. anaphase.
B. cytokinesis.
C. interphase.
D. telophase.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  133. The pericentriolar material is believed to be responsible for 
A. cytoskeletal organization.
B. centriole replication.
C. kinetochore formation.
D. centrosome formation.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  134. Cellular senescence may be prevented by 
A. increased DNA polymerase activity.
B. increased telomerase activity.
C. increased RNA polymerase activity.
D. increased synthase activity.   
Blooms Level: 2. Understand
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  135. Telomeres serve to 
A. increase apoptosis.
B. cap the ends of DNA and protect it from damage.
C. break DNA and cause it to degrade.
D. cause replication of genes.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
    
True / False Questions
  136. Crossing over allows for the exchange of genetic material between homologous chromosomes. 
TRUE   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
     
Multiple Choice Questions
  137. Telomere DNA is produced from a ______________ template. 
A. DNA
B. telomerase
C. RNA
D. ATP   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  138.  The division of the cytoplasm in mitosis is called  
A.  anaphase. 
B.  cytokinesis. 
C.  senescence. 
D.  kinetochore.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
   139. The movement of chromosomes during mitosis is due to 
A. spindle fibers.
B. telomeres.
C. chromatids.
D. actin and myosin.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  140. Meiosis is only observed in the _____________ and ___________. 
A. skin, finger nails
B. ovaries, breasts
C. testes, skin
D. ovaries, testes   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  141. This organ contains cells that are haploid: 
A. the testis
B. the liver
C. the lung
D. the heart   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  142. This process is also known as reduction division: 
A. cell division
B. meiosis
C. mitosis
D. genetic translation   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  143. Crossing over occurs during 
A. anaphase I of meiosis.
B. metaphase of mitosis.
C. prophase I of meiosis.
D. metaphase II of meiosis.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  144. Crossing over is important for 
A. increasing genetic variability.
B. preventing mutations.
C. limiting genetic recombination.
D. maintaining chromosome structure.   
Blooms Level: 2. Understand
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  145. Genes that have been silenced are passed to daughter cells during mitosis and meiosis in a process called 
A. apoptosis.
B. necrosis.
C. hypertrophy.
D. epigenetic inheritance.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  146. Gene silencing may be accomplished by 
A. removal of the gene.
B. methylation of cytosine bases in DNA.
C. crossing over.
D. genetic recombination.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
  147.  In epigenetic inheritance  
A.  both homologous chromosomes are inactivated. 
B.  one set of the homologous chromosomes are silenced. 
C.  one allele of a homologous pair is expressed. 
D.  None apply.   
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells
    
 Matching Questions
  148. Match the statement to the correct part of the cell life cycle.  1. 4. The centromeres split, separating sister chromotids       interphase    2  2. 1. Chromatin is present in the nucleus       metaphase    5  3. 3. Spindle fibers attach to the centromeres of the chromosomes       prophase    3  4. 5. The nucleolus reappears       anaphase    1  5. 2. Chromosomes line up along the equator of the cell       telophase    4    
Blooms Level: 1. Remember
Learning Outcome: 03.11
Section: 3.05
Topic: Cells