Question

why is variation beneficial to the species but not necessary for the individual​

Answer 1

Answer:

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Explanation:

The variation is important and beneficial for species as it allows a species to adapt to a changing environment. ... Only those who adopt the changes can survive in harsher conditions by adapting to the changes. For an individual, the variation doesn't matter in most of the conditions.

Answer 2

Answer:

Variation is beneficial to the species as it enables a species for its survival. A favourable variation makes an organism to live better in a changed environment and an unfavourable variation will not. So it is not necessarily true that a variation is beneficial to the individual always.