Author Question: The existence of evolutionary trends, such as increasing body sizes among horse (Read 829 times)

penguins

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The existence of evolutionary trends, such as increasing body sizes among horse species, is evidence that
A) a larger volume-to-surface area ratio is beneficial to all mammals.
B) an unseen guiding force is at work.
C) evolution always tends toward increased complexity or increased size.
D) in particular environments, similar adaptations can be beneficial in more than one species.
E) evolution generally progresses toward some predetermined goal.



Millan

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I know it's D, we did this last week ;)



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penguins

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