Part 3: Mechanisms of Speciation

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4 Terms

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Q: What is reproductive isolation?

A: The main driver of speciation, preventing gene flow

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Q: What is the Founder Principle?

A: Small isolated populations may fix unusual gene frequencies, leading to speciation

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Q: What is allopatric speciation?

A: Geographic isolation → populations diverge into new species (most common model)

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Q: What is sympatric speciation?

A: Speciation without geographic isolation; isolation arises from ecological or genetic factors