Can gene flow cause a decrease in speciation?

Question:

Can gene flow cause a decrease in speciation?

Speciation:

The process of forming new species is called speciation. There are two main types of speciation, allopatric and sympatric. In allopatric speciation two populations are separated by a physical barrier whereas in sympatric speciation behavioral changes separate the populations.

Answer and Explanation:

Gene flow can cause a decrease in speciation. Gene flow is the process of transferring DNA, such as genes and their alleles, between populations. ...

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Gene Flow: Definition & Examples

from High School Biology: Homework Help Resource

Chapter 14 / Lesson 12
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