The genomes of closely related species are more similar than distantly related species because _____

a. the less time since the species diverged, the more lethal DNA mutations will accumulate
b. the more time since the species diverged, the more neutral DNA mutations will accumulate
c. the less time since the species diverged, the more neutral DNA mutations will accumulate
d. the more time since the species converged, the fewer adaptive DNA mutations will accumulate
e. all organisms will accumulate lethal DNA mutations at the same rate


ANSWER: b

Biology & Microbiology

You might also like to view...

The seeds of many plant species are dispersed by a harmless temporary attachment to an animal's fur or feathers. This form of dispersal can be classified as

A. ectoparasitism. B. amensalism. C. mutualism. D. pollination. E. phoresy.

Biology & Microbiology

The ____ is self-perpetuating embryonic tissue typically found at the tips of shoots and roots

a. ground tissue b. protoderm c. vascular tissue d. meristem e. dermal tissue

Biology & Microbiology

Molting in crustaceans is controlled by

a. ecdysone. b. the X organ. c. MIH. d. the Y organ. e. all of these

Biology & Microbiology

DNA synthessis

What will be an ideal response?

Biology & Microbiology