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Tasya [4]
3 years ago
13

Explain specifically how evolution by natural selection is occurring in this cactus population.

History
1 answer:
xeze [42]3 years ago
8 0

Answer: The essence of Darwin's theory is that natural selection will occur if three conditions are met. These conditions, highlighted in bold above, are a struggle for existence, variation and inheritance. These are said to be the necessary and sufficient conditions for natural selection to occur.

Explanation:

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