Question

How do variations arise in a organism?"Variations is useful 4 dear survival of species? Justify this statement with example

Answer 1

Variation arises during sexual reproduction due to dna copying .

Variation give rise to new species.
Due to variation some organsims are able to survive.
it forms basis for evolution

Answer 2

Meiosis is the process by which sex cells or gametes are created. Genetic variation occurs as alleles in gametes are separated and randomly united upon fertilization.

sorry i think second question is not appreciate

my this helps you