A gene has been discovered in a eukaryote that is identical to a gene of a bacterium that the eukaryote normally engulfs and digests. This is probably due to

A. vertical evolution.
B. horizontal evolution.
C. horizontal gene transfer.
D. convergent evolution.


C. horizontal gene transfer.

Biology & Microbiology

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Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?

What will be an ideal response?

Biology & Microbiology

A small amount of skin is healthy because it

stimulates the production of vitamin___.

a. C b. D c. K d. B12 e. E

Biology & Microbiology

Killifish preferentially prey upon small, young guppies. This leads to selective pressure for the guppy population to

____.

a. evolve an equilibrial life history b. learn to evade predators while young c. reduce the number of offspring d. put energy into growth rather than reproduction e. put energy into reproduction rather than growth

Biology & Microbiology

The madreporite helps the sea star

a) locate food. b) digest food and distribute it to the arms. c) absorb water to regulate its vascular system. d) keep its surface clean of algae and barnacles and debris. e) reproduce.

Biology & Microbiology