Question

Are variations always useful ? Discuss.​

Answer 1

If the species have variations within the population, some of the variants might be able to cope with the change, thus having a survival advantage. ... Thus, these variants help in the survival of species. But, not all variations are beneficial for individual organisms.

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Answer 2

Answer:

Variations can be beneficial or harmful according to the ecological niche of the organism. A variation suitable for the particular niche is selected by nature in evolution. Thus variations are necessary for the survival of the species.

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