Author Question: What does the biological species concept use as the primary criterion for determ (Read 1575 times)

j_sun

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What does the biological species concept use as the primary criterion for determining species boundaries?
A) geographic isolation
B) niche differences
C) gene flow
D) morphological similarity
E) molecular (DNA, RNA, protein) similarity



coco

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Hey again :D

I'm guessing it's C. It makes sense.



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