Question

What are the two main sources of genetic variation?

Answer 1

Genetic Variation:

1. The variation in the genetic constituents of individuals living in a population is called genetic variation.
2. It is necessary for natural selection, genetic viability, variation in species, and speciation.

Two main sources of Genetic variation:

1. Mutation: The change in the genes of individuals living in a population leads to genetic variation.
2. Genetic recombination: The fusion of gametes promotes the various combination of genes in a population leading to genetic variation.