Biology
BigAl
2017-08-22 13:56:15
How can physical barriers lead to speciation?
ANSWERS
sarahaydin
2017-08-22 19:46:21

there are two types of speciation: allopatric and sympatric. For allopatric speciation there must be a geographical separation between two populations (a mountain for example). For sympatric speciation there are a LOT of possible barriers.  Hope this helps! 

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