Question

how variation provide stability to the organisms??

Answer 1

variation leads to advancement in the dna of organisms and at the time of unfavourable condition this variation hlps to survive and maintains the existence of the speicies.

Answer 2

Reproduction is the process of producing new individuals of the same species by existing organisms of a species, so, it helps in providing stability to population of species by giving birth to new individuals as the rate of birth must be at par with the rate of death to provide stability to population of a species.