Hair cells are important in the sense of
a. equilibrium.
b. hearing.
c. taste.
d. smell.
e. both equilibrium and hearing.
Answer: e
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Most mesophilic organisms can grow in a temperature range of
A) 0-15 °C. B) 10-20 °C. C) 20-40 °C. D) 50-65 °C.
____ is the degree of adaptation to a specific
environment.
a. Fecundity b. Fertility c. Fitness d. Adaptation e. Natural selection
Which of the following prion diseases is found in deer and elk?
a. Chronic wasting disease b. Scrapie c. Variant Creutzfeldt-Jakob disease d. Bovine spongiform encephalopathy
Which of the following is most likely to occur when a tumor-suppressor gene is mutated?
A. The resulting tumor-suppressor protein would further suppress cell proliferation. B. The tumor-suppressor gene and resulting protein may lose its function and ability to suppress cell proliferation. C. The tumor-suppressor gene may be overactive. D. The resulting tumor-suppressor protein would activate an oncogene. E. None of the choices are possible.