With which one of the following statements concerning possible explanations for the latitudinal gradient in number of...

CJ707 on February 12, 2023

Can someone explain why B is correct?

How should I approach this question?

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Emil-Kunkin on February 16, 2023

Hi, we can find the objection to the climate stability hypothesis around line 35, that it doesn't explain the origin of the gradient. The idea that tropical areas have greater rates of new species evolving and lower rates of extinction would address this objection.