BIO 1406 Exam 2 Questions with Verified Answers Latest Update 2025
Cell theory - Answers What theory states that all living things are composed of cells
Scanning electron microscope - Answers What type of microscope would be best for studying the
detailed structure of the surface of a plasma membrane?
Prokaryotic - Answers When using a light microscope to view a cell you obtained from scraping under
your fingernails, you notice that the cell lacks a nucleus; therefore, you conclude that the cell must be a
type of ______ cell.
One difference between eukaryotic and prokaryotic cells is that eukaryotic cells ______ prokaryotic cells.
- Answers have membrane-bound organelles, which are lacking in
Cytoplasm - Answers In eukaryotic cells, what name is given to the region between the nucleus and the
plasma membrane?
a function of the plasma membrane? - Answers regulation of the passage of material into and out of the
cell
Phospholipids - Answers _ are the major lipids of plasma membranes.
have hydrophilic phosphate groups that are attracted to water and hydrophobic fatty acid tails that
avoid water - Answers When mixed with water, phospholipids spontaneously form membranes because
they ______
phospholipids and most proteins to drift about in the plane of the membrane - Answers The concept of a
membrane as a fluid mosaic reflects the ability of ____
Protect and support cells - Answers The extracellular coats of cells ______.
Genes - Answers store the information necessary to produce proteins.
Double membrane - Answers The nuclear envelope is composed of
Chromatin - Answers The structural combination of DNA and protein forms
46 - Answers Most human cells contain ______ chromosomes.
Nucleolus - Answers What name is given to the organelle that manufactures the components of
ribosomes?
Ribosomes - Answers Many antibiotic drugs are effective against bacteria without hurting humans
because the antibiotics rely upon differences in the structure of human and bacterial ___
On ribosomes - Answers Where does protein synthesis take place?
mRna - Answers Information is transferred from the nucleus to ribosomes via
, Golgi apparatus, lysosomes, vacuoles, and the endoplasmic reticulum - Answers The endomembrane
system includes _
) attached to the endoplasmic reticulum - Answers A hormone that will be secreted from the cell is
manufactured by ribosomes _
Liver - Answers Based on its function in detoxifying drugs, you would expect to find a large amount of
smooth ER in ______ cells.
Functions of the smooth endoplasmic reticulum include - Answers lipid synthesis, steroid synthesis, and
drug detoxification
Transport vesicles - Answers What structures move proteins from the ER to the Golgi apparatus?
Protein modification - Answers Which of the following is a function of the Golgi apparatus?
Golgi apparatus - Answers Which of the following parts of a cell is (are) most like the shipping center of a
company?
Lysosomes are responsible for ___ - Answers digestion of organic matter inside the cell
Digest itself - Answers If a cell's lysosomes burst, the cell would
Lysosomes - Answers
Vacuoles are __ - Answers Membranous sacs
A protist that contains contractile vacuoles most likely lives ______. - Answers In Fresh water
In plant cells, ______ may contain organic nutrients, pigments, and poisons. - Answers Central vacuoles
Plant cells, unlike animal cells, are characterized by the presence of a _ - Answers Cell wall, central
vacuole
Similar to the nucleus, chloroplasts and mitochondria are ______. - Answers Surrounded by two
membranes
Which organelle is responsible for photosynthesis? - Answers Chloroplast
Cellular respiration can be described as the conversion of the energy _____ - Answers stored in food
molecules to energy stored in ATP
Which of the following is an adaptation to increase the surface area of a part of a cell that is involved in
cellular respiration? - Answers the cristae of a mitochondrion
Microtubules are associated with _ - Answers cilia
B) flagella
Cell theory - Answers What theory states that all living things are composed of cells
Scanning electron microscope - Answers What type of microscope would be best for studying the
detailed structure of the surface of a plasma membrane?
Prokaryotic - Answers When using a light microscope to view a cell you obtained from scraping under
your fingernails, you notice that the cell lacks a nucleus; therefore, you conclude that the cell must be a
type of ______ cell.
One difference between eukaryotic and prokaryotic cells is that eukaryotic cells ______ prokaryotic cells.
- Answers have membrane-bound organelles, which are lacking in
Cytoplasm - Answers In eukaryotic cells, what name is given to the region between the nucleus and the
plasma membrane?
a function of the plasma membrane? - Answers regulation of the passage of material into and out of the
cell
Phospholipids - Answers _ are the major lipids of plasma membranes.
have hydrophilic phosphate groups that are attracted to water and hydrophobic fatty acid tails that
avoid water - Answers When mixed with water, phospholipids spontaneously form membranes because
they ______
phospholipids and most proteins to drift about in the plane of the membrane - Answers The concept of a
membrane as a fluid mosaic reflects the ability of ____
Protect and support cells - Answers The extracellular coats of cells ______.
Genes - Answers store the information necessary to produce proteins.
Double membrane - Answers The nuclear envelope is composed of
Chromatin - Answers The structural combination of DNA and protein forms
46 - Answers Most human cells contain ______ chromosomes.
Nucleolus - Answers What name is given to the organelle that manufactures the components of
ribosomes?
Ribosomes - Answers Many antibiotic drugs are effective against bacteria without hurting humans
because the antibiotics rely upon differences in the structure of human and bacterial ___
On ribosomes - Answers Where does protein synthesis take place?
mRna - Answers Information is transferred from the nucleus to ribosomes via
, Golgi apparatus, lysosomes, vacuoles, and the endoplasmic reticulum - Answers The endomembrane
system includes _
) attached to the endoplasmic reticulum - Answers A hormone that will be secreted from the cell is
manufactured by ribosomes _
Liver - Answers Based on its function in detoxifying drugs, you would expect to find a large amount of
smooth ER in ______ cells.
Functions of the smooth endoplasmic reticulum include - Answers lipid synthesis, steroid synthesis, and
drug detoxification
Transport vesicles - Answers What structures move proteins from the ER to the Golgi apparatus?
Protein modification - Answers Which of the following is a function of the Golgi apparatus?
Golgi apparatus - Answers Which of the following parts of a cell is (are) most like the shipping center of a
company?
Lysosomes are responsible for ___ - Answers digestion of organic matter inside the cell
Digest itself - Answers If a cell's lysosomes burst, the cell would
Lysosomes - Answers
Vacuoles are __ - Answers Membranous sacs
A protist that contains contractile vacuoles most likely lives ______. - Answers In Fresh water
In plant cells, ______ may contain organic nutrients, pigments, and poisons. - Answers Central vacuoles
Plant cells, unlike animal cells, are characterized by the presence of a _ - Answers Cell wall, central
vacuole
Similar to the nucleus, chloroplasts and mitochondria are ______. - Answers Surrounded by two
membranes
Which organelle is responsible for photosynthesis? - Answers Chloroplast
Cellular respiration can be described as the conversion of the energy _____ - Answers stored in food
molecules to energy stored in ATP
Which of the following is an adaptation to increase the surface area of a part of a cell that is involved in
cellular respiration? - Answers the cristae of a mitochondrion
Microtubules are associated with _ - Answers cilia
B) flagella
