Question

List three main factor responsible for the speciation and briefly describe each one of them

Answer 1

Genetic Drift: Random change in the frequency of genes.
Natural Selection : Nature selects the fittest individual in a population.
Reproductive Isolation : When two individuals are geographically isolated and natural selection operates upon them differently leading to inability of the individuals to interbreed.

Answer 2

genetic drift :random change in the frequency of genes.
natural selection :nature selects the fittest individual in a population.
reproductive isolation : when two individuals isolated and natural selection operates upon them differently leading to inability of the individuals to interbreed.
these are the 3 main factors responsible for speciation.