Allopatric Speciation: The Power of Geographic Isolation in Evolution

Chapter 22, Problem 5

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QUESTION:

Which of the following factors would not contribute to allopatric speciation?

a. A population becomes geographically isolated from the parent population.

b. The separated population is small, and genetic drift occurs.

c. The isolated population is exposed to different selection pressures than the ancestral population.

d. Different mutations begin to distinguish the gene pools of the separated populations.

e. Gene flow between the two populations is extensive.

Questions & Answers

QUESTION:

Which of the following factors would not contribute to allopatric speciation?

a. A population becomes geographically isolated from the parent population.

b. The separated population is small, and genetic drift occurs.

c. The isolated population is exposed to different selection pressures than the ancestral population.

d. Different mutations begin to distinguish the gene pools of the separated populations.

e. Gene flow between the two populations is extensive.

ANSWER:

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Allopatric speciation is a process of genetic evolution or geographic isolation due to which the homogeneous genetic population differentiates into a genetically completely new group of species. It involves reproduction isolation.

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Allopatric Speciation: The Power of Geographic Isolation in Evolution
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Discover the intricacies of Allopatric Speciation, where geographical isolation plays a pivotal role. Examine the various factors influencing genetic divergence. Recognize how distinct environments foster unique evolutionary paths.


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