An extended period of torpor entered by an animal during the winter when the environment is too cold and food is
scarce is called ____.
a. estivation
b. hyperthermia
c. thermal acclimatization
d. hypothermia
e. hibernation
ANSWER: a
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Which of the following contributes to the apparent contradiction that the size of an organism's genome is not directly related to the complexity of the organism? (Choose all that apply)
A. having more than two copies of each chromosome B. a change in the amount of highly repetitive DNA sequences C. a change in the amount of moderately repetitive DNA sequences D. varying susceptibility to viral infection
Before the development of the Haber-Bosch process, NH3 could be produced by ____________ only
A. fungi B. plants C. prokaryotes D. respiration
Fats that are manufactured from vegetable oils found in many processed food are known as ____
a. saturated fats b. unsaturated fates c. trans fatty acids d. linoleic acid e. omega-6 fatty acids
If tissue is documented as friable, this means that the tissue is
a. healthy. b. pulverized. c. bleeding. d. cancerous.