Populations with higher genetic diversity _____________
A. are vulnerable to environmental change
B. may suffer inbreeding depression
C. include the cheetah and the American bison
D. are better able to evolve when faced with environmental change
E. All of the above are correct.
Answer: D. are better able to evolve when faced with environmental change
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The macromolecule composed of amino acids is a
A. lipid. B. carbohydrate. C. nucleic acid. D. protein. E. steroid.
The theory of segregation applies most specifically
to events occurring in preparation of a. offspring. b. zygotes. c. homologous chromosomes. d. gametes. e. loci.
Which of the following is not one of the four tissue types?
A. Squamal B. Nervous C. Connective D. Epithelial E. Muscle
In the twilight zone (150-450 meters) bioluminescence is primarily used for
a. mate selection. b. detecting prey. c. locating prey. d. countershading. e. species recognition.