Dr. Jane Doe is investigating how robins navigate during their yearly migration. Which of the following would NOT be a component of a scientific inquiry into this question?
A. Ignoring/discarding results that disagree with her favored hypothesis.
B. Proposing one or more potential mechanisms of navigation.
C. Exploring the current scientific literature on avian migration.
D. Designing an experiment to test one of her proposed mechanisms.
Answer: A. Ignoring/discarding results that disagree with her favored hypothesis.
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Which of the following statements about antibody-mediated immunity is CORRECT?
A. It primarily defends against viruses that have already infected cells. B. It is responsible for transplant tissue rejection. C. It protects the body against cells that become cancerous. D. It defends against parasites, bacteria, and viruses. E. It primarily defends against bacteria that have already infected cells.
Endocytic events
A. remove membrane from the cell surface. B. add membrane to the cell surface. C. have no effect on the plasma membrane.
While some people love cilantro, others think it tastes like soap. This is due to a mutation in a receptor that binds to
the airborne aldehydes found in cilantro. Which type of receptors is most likely affected by this mutation?
a. nociceptors b. thermoreceptors c. chemoreceptors d. mechanoreceptors e. photoreceptors
Mendel’s theory of independent assortment states
that a. one allele is always dominant to another. b. hereditary units from the male and female parents are blended in the offspring. c. the two hereditary units that influence a certain trait segregate during gamete formation. d. each hereditary unit is inherited separately from other hereditary units. e. all of these are true.