why is variation beneficial to the species but not necessary for the individual - Science - Heredity and Evolution

Question

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

Jahirul Mazumder · Accepted Answer

Please refer the link below:

https://www meritnation
com/ask-answer/question/why-is-variation-beneficial-to-the-species-but-not-necessary/how-do-organisms-reproduce/1972918

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