Answers 26-27 - C - RUSD Biology in the Living Earth Evidence of Evolution: Darwin's Theory — TestQuestion 15

15

QuizMultiple Choice

Evidence of Evolution: Darwin's Theory — Test

Question 15 • 26-27 - C - RUSD Biology in the Living Earth

Which best defines a gene pool?

Answer

A

any movement of organisms from one environment to another

B

the sum of all genetic traits in a population’s individuals at a given time

C

any movement of genes from one population to another

D

the random change in the frequency of an allele in a population

Explanation

A gene pool is the total collection of genetic variants present in a population at a particular time. Choice A describes the genetic traits carried by all individuals in the population. Choice C instead defines gene flow, while choice D describes genetic drift.

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