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College Biology Questions

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College Circulatory and Immune Systems
What does HIV attack?
  1. CD8 cells
  2. DNA
  3. RNA
  4. CD4 cells
College Circulatory and Immune Systems
What does HIV stand for?
  1. Human Immunodeficiency Virus
  2. Human Immunodificiency Virus
  3. Human Improvement Varies
  4. Human Immunodeficient Virus
College DNA, RNA, and Genetics
College Nervous and Endocrine Systems
The nervous system is composed of                  .
  1. neural tissue
  2. blood vessels
  3. connective tissue
  4. all of the above
College Nervous and Endocrine Systems
College DNA, RNA, and Genetics
In a mating between two heterozygotic individuals (e.g. Rr X Rr) with alleles that show a complete dominance and recessive relationship between the alleles which statement would be true?
  1. There is a phenotypic difference between Rr and RR individuals.
  2. The probability of having individuals that have the genotype RR is 50%
  3. The probability of having indivuals that have the genotype Rr is 25%
  4. Phenotypically there is no difference between the RR and Rr indivduals
College Respiration, Digestion, and Excretion
Pulmonary ventilation is the                                                .
  1. exchange of gases between the blood & the cells
  2. exchange of gases between the lungs & the blood
  3. inspiration & expiration
  4. None
College Anatomical Organization
College Nervous and Endocrine Systems
Which is not a type of peripheral nervous system neuroglia?
  1. Schwann Cells
  2. Microglia
  3. Satellite Cells
College Skin, Skeleton, and Muscles
College Skin, Skeleton, and Muscles
What two muscles are elongated muscles that are called muscle fibers?
  1. Smooth and Cardiac
  2. Cardiac and Skeletal
  3. Skeletal and Smooth
College DNA, RNA, and Genetics
Which of the following statements regarding ribosome function in protein synthesis is true?
  1. They synthesize the protein in the nucleus
  2. The dopy the DNA from the nucleus and move it to the cytoplasm
  3. Their anticodons bind to the mRNA
  4. They synthesize the protein by reading the copy of the mRNA
College DNA, RNA, and Genetics
Which of the three answer choices must genetic material be?
  1. able to store information that is used to control metabolic activites of cells or organisms
  2. able to undergo changes (mutations) providing the genetic variability required for evolution
  3. stable so it can be replicated accurately during cell division and be transmitted for generations
  4. strong and active enough to support living things through DNA replication and experience change
College DNA, RNA, and Genetics
Phenotypes are frequently the result of interactions between                                   .
  1. single genes only
  2. the environment only
  3. multiple genes and the environment
  4. transposons
College Nervous and Endocrine Systems
Which is not a type of biogenic amines?
  1. serotonin
  2. dopamine
  3. acetylcholine
  4. norepinephrine
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