Megasheet - Migration/Gene Flow

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7 Terms

1
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what happens in migratn that reduces gene flow?

habitat fragmentation - large habitat broken into fragments by human development

2
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how do we resolve habitat frgmentation?

wildlife corridors - increase gene flow

3
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what happens if gene flow is reduced for a long period of time?

reproductive isolation - populations can no longer interbreed

4
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what is allopateric speciation?

reproductive isolation due to physical barrier

5
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what is an example of allopateric speciation?

indian versus african elephants

6
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what is sympatric speciation?

reproductive isolation not due to physical barriers

7
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what is an example of sympatric speciation?

field of fireflies: some awake during day, some during night