Evolutionary change
A. occurs through the modification of characteristics in a preexisting population.
B. may involve vertical descent with mutation.
C. may involve horizontal gene transfer.
D. All of these choices are correct.
E. None of these choices are correct.
D. All of these choices are correct.
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Which term best describes a human being?
(a) omnivore. (b) herbivore. (c) carnivore. (d) parasite.
The exchange of substances across a membrane between chemically different solutions is
a. dialysis. b. lithotripsy. c. osmosis. d. active transport. e. facilitated diffusion.
What are the genetic consequences of inbreeding?
What will be an ideal response?
A survivorship curve is a graph that plots
A) an individual's likelihood of reproducing as a function of age. B) an individual's likelihood of being alive as a function of age. C) the effect of predation on a prey population. D) population growth that is limited by a carrying capacity.