Question

Why are mutations a significant component of evolution and natural selection?

Answer
A
Mutations occur when a population needs a new trait to survive.

B
Mutations are the only source for new alleles in a population’s gene pool.

C
Mutations occur when a species population has become too large.

D
Mutations are a major source of extinction for various species

Answer 1

B

Step-by-step explanation:

process of elimination. The other ones were wrong tbh. Also, in natural selection genetic variation/mutations are a HUGE FACTOR according to darwins 3 principles of evolution.