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Selective breeding is an important component of evolution. But evolution is certainly not just selective breeding. Population diversity whether it's through random chance, genetic drift, horizontal transfer etc. is also a key component of evolution. Equating evolution with just selective breeding is incorrect.

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For what it's worth, he could have said "Selective breeding IS evolution" and his comment would read the same. The point is that selective breeding is a subset of evolution, so attempting to ask, "Isn't this just selective breeding?" would be answered with a, "No, because selective breeding is a subset of evolution."

"Is this a rectangle or just a square?" "A square IS a rectangle."

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