Select the appropriate option for the given figure.

Which of the following is $NOT$ involved in the modern synthetic theory of evolution?

Which of the following is a result of geographical isolation?

Natural selection leads to the directional change when:

The peppered moth $(Biston \text{ } betularia)$, the black-coloured form became dominant over the light-coloured form of moth in England during the industrial revolution. This is an example of

Give scientific reasons: Genetic drift is much more likely to change allele frequencies in a small population rather than a large population.