3.7 Pathways of Evolution

Question 1

Divergent Evolution

Answer 1

happens when two species start off from the same ancestor but then evolve with increasingly different traits due to different selective pressures.

Question 2

Convergent Evolution

Answer 2

when two or more species become increasingly similar in response to similar selective pressures, but they do not share a common ancestor.

Question 3

Coevolution

Answer 3

When one species evolved in response to the evolution of another species

Question 4

Gradualism

Answer 4

a slow steady change where a large change is accumulation of small changes

Question 5

Punctuated Equilibrium

Answer 5

Long periods of stasis interrupted by periods of divergence