How are genetic drift and gene flow different?

Question:

How are genetic drift and gene flow different?

Gene Flow:

Gene flow is aptly named as it involves the movement of genes between populations. For example, gene flow occurs when farmed salmon escape into a wild population and breed to make offspring. The genes of the farmed populations moved to the wild population and gene flow occurred.

Answer and Explanation:

Genetic drift is different from gene flow because genetic drift occurs when random events change the frequency of the alleles in the population. ...

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Gene Flow: Definition & Examples

from High School Biology: Homework Help Resource

Chapter 14 / Lesson 12
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