NURSING TEST

UAB BY 123 Exam 2 Questions & Answers Substrate reactant of an enzyme-catalyzed reaction Denaturation loss of normal shape of a protein due to heat or other factor energy of activation the amount of energy required to start a reaction Specificity what substrates are able to bind to an enzyme rate how fast the enzyme works competative inhibition when molecules similar to a substrate compete for placement on the active site of an enzyme non-competit...

BY 123L Cusic Topic 2 Questions & Answers Monera single Prokaryote characteristics - DNA is circular - lack membrane bound nucleus - lack membrane bound organelles Taxonomic Hierarchy Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species technical name for species epithet Domain Archaea - inhabit more extreme environments of the Earth - no peptidoglycan - unique lipid construction in their plasma - introns peptidoglycan A carbohydrate found ...

UAB Bio 123L Exam 3 Questions and Answers Nondisjunction The failure of homologous chromosomes to separate properly during meiosis Translocation The process in which a segment of a chromosome breaks off and attaches to another chromosome. Homogenization First step of DNA Isolation Deproteinization Second Step of DNA Isolation. Add meat tenderizer Precipitation Third Step of DNA Isolation. Add ethanol Nucleic Acids DNA and RNA are examples of what type of...

Biology 123 Membranes Questions and Answers Why is the structure of the Singer and Nicholson membrane model called the "fluid mosaic model"? The phospholipids can move laterally within the plane of the membrane, and proteins are embedded within it to give it special functions. How can a membrane achieve more "fluidity"? - Changing the quantity of cholesterol within the - fatty acid region. - Increasing temperature. - Introducing double bonds in the fatty acids. - Activat...

Bio 123 Chapter 6 Quiz Membranes and metabolism Questions and Answers Chemical energy in organic molecules, such as ATP is best described as A form of potential energy stored in the covalent bonds between the elements In carbohydrates and lipids, non-polar covalent bonds between carbon and hydrogen Contain more potential energy than polar covalent bonds between oxygen and hydrogen For oxygen to diffuse into a metabolically active eukaryotic cell: Kinetic energy must be present ...

Biology 123 Cal Poly Final Questions and Answers Demonstrate knowledge of the types of asexual reproduction including those that involve cloning and those that do not. clone- offspring genetically identical to parent. Asexual reproduction- offspring arise from and have DNA from only one parent. Natural clones: Vegetative reproduction -Runners: when plants produce runners and at the end of the runner is a clone of the original plants -Plantlets: on succulents when a platelets falls off of a...

Biology 123 - Chapter 2 Questions and Answers Each element has its own characteristic atom in which a. the atomic mass is constant b. the atomic number is constant c. the mass number is constant d. two of the above are correct b. the atomic number is constant Which of the following is not a trace element in the human body? a. iodine b. zinc c. iron d. calcium b. zinc A sodium ion (Na+) contains 10 electrons, 11 protons, and 12 neutrons. What is the mass number of sodium?...

Final Review (BIO 123) Questions and Answers What are the most abundant and diverse vertebrates? A) Ray-finned fishes B) Birds C) Amphibians D) Reptiles E) Mammals A) Ray-finned fishes What was the earliest and most important synapomorphy for tetrapods to adapt to land? A) The ability to maintain a constant body temperature. B) Metamorphosis C) Feathers D) Lactation (Milk production for young) E) The amniotic egg E) The amniotic egg Which of the following are the o...

BIOL 123 Lab Final Questions and Answers Base Supports the microscope. Light Source Located in the base of a microscope; used to illuminate the specimen; has on/off switch. Condenser Microscope component that focuses the light source. Diaphragm Microscope component that adjusts light intensity. Stage Supports the slide being viewed. Specimen Holder Locks the slide in place on the stage. Stage Adjuster Allows the stage to be moved left to right an...

Biology 123 Chapter 1 Questions and Answers What does evolution account for? The unity and diversity of life and the evolutionary adaptations of organisms to their environment. Biology the scientific study of life Order living cells make up this complex organization Reproduction organisms reproduce their own kind Growth and development inherited info int he form of DNA controls the pattern of growth and development of all organisms Energy processing chem...

GMC BIO-123 Exam #4(Final) ||JANUARY2025|| Questions and Answers Women have sex chromosomes of XX, Men of XY. Which of a man's grandparents could NOT be the source of any of the genes on his Y-chromosome A.) Father's Mother B.) Mother's Father C.) Father's Father D.) Mother's Mother, Mother's Father, and Father's Mother E.) Mother's Mother D.) Mother's Mother, Mother's Father, Father's Mother Y-Chromosomes are only transferred by men, for men so none of...

Biology- Concepts 1,2,3 Questions and Answers Hypothesis Example If a plant gets more water, then it will grow faster. Hypothesis with IV and DV If (independent variable), then (dependent variable). Observation Information obtained through the senses. Inference A conclusion reached on the basis of evidence and reasoning Accuracy A description of how close a measurement is to the true value of the quantity measured. Precision the exactness of a measuremen...

BIO 123 Questions and Answers According to Chapter 1 of "Bonk", which of the following did a sex researcher actually measure? How far ejaculate travels when a man orgasms. Howard has a mohawk hairstyle. Matt doesn't. These are descriptions of: Phenotype Howard has a sequence of bases ATTCGG at a location on one of his chromosomes, whereas Matt has a sequence of bases TTCAGA at the same location on his chromosome. These are descriptions of: Genotype How many alle...

Cal Poly Bio 123 Final Questions and Answers Alpha Codes DHT Essential for development of male genetalia (scrotum and penis) a-reductase enzyme aromatase enzyme Leads to Estradiol (estrogen) - stimulates development of breasts at puberty How long is an embryo sexually indifferent? typ 5 to 6 weeks XO turner syndrome Turner Syndrome -Short statue, webbing on neck, sterile, some mental processing problems -Father is liable to missing chromosome -not genetic ...

Bio 123 ch7-9 Questions & Answers NADPH There are 2 products formed at the "end" of stage 1. The product that is a coenzyme is: Thylakoid Membrane Stage 1 takes place specifically in the Water The main molecular input/reactant of stage 1 of photosynthesis is Endergonic photosynthesis is an _________ reaction photosystem 1 This membrane protein is the second to receive light energy in the ETC for photosynthesis Water During stage 1, _______ is split...

college biology chapter 1,2,3 Questions and Answers ch.1 characteristics living things exhibit 1. cell organization 2. response to environment 3. regulation 4. energy 5. reproduction 6. growth and development 7. evolutionary development biotic and abiotic biotic- living things abiotic- non-living but they work together building blocks of matter? vs. building blocks of life matter- life- cells scientific process observation question hypothesis experiment re...

Bio 123 learning catalytics Questions and Answers Where are a human's sex chromosomes and how many are there typically? In every cell, and there are 2 in every body cell Kenji and Katio are brothers born to the same woman within minutes of each other. However, they don't look the same. What would explain this? -They have the same mother but different fathers -They are fraternal twins and so would not have the same DNA -They are influenced by epigenetic effects caused by the env...

UAB BY 123 Exam 4 Questions and Answers Virus infectious particle consisting of genes packaged in a protein coat non-living obligate intracellular parasite A Virus is not living True Viruses can't produce or carry out metabolism outside of a host cell True Where do viruses reproduce? In living cells Viruses=parasites Obligate parasites require a host cell for replication All living organisms have viruses: prokaryotes and all varieties of eukar...

Cal Poly BIO 123 Midterm 1 Questions & Answers Bacterial Diversity 1. Size Varies 2. Shape Varies 3. Motility Varies (how they move) How do Bacteria get new genes 1. From dead bacteria 2. From viruses 3. From other living bacteria Conjugation Transfer of DNA from a donor bacterium to a recipient bacterium via a direct connection. *Note: Not sex because it isn't 2 parents who are producing an offspring. Alexander Fleming Founded Penicillin through a lab experimen...

BIO 123 - Ch. 9 Sexual Reproduction, Genetic Diversity, and Inheritance Questions and Answers a trisomy on chromosome 21 A person with Down's Syndrome has are always expressed as part of that organism's phenotype Dominant alleles Mitochondria can damage DNA, sexual reproduction brings in a fresh set of genes Sexual reproduction may have evolved because Sister chromatids combine to form tetrads and the tetrads are pulled apart in meiosis 1, forming two daughter cell...