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Biology, 10.02.2021 19:40 Geo777

Which is an effect of environmental factors on natural selection?
A: the size of cattle increasing as a result of breeding practices
B: the shape of birds bills changing to adapt to the type of food available
C: the size of pinecones increasing to help keep squirrels from eating them
D: the markings of a non-venomous snake changing to look like those of a venomous snake

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Which is an effect of environmental factors on natural selection?
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