Who proposed the idea of mutations based on his work on plants?

To be evolutionarily successful,a mutation must occur in the

Identify the incorrect statement.

Random genetic drift in a population probably results from

Explain the terms: $(i)$ Saltation and $(ii)$ Founder effect.

Assertion : Natural selection is the outcome of difference in survival and reproduction among individuals that show variation in one or more traits.
Reason : Adaptive forms of a given trait tend to become more common; less adaptive ones become less common or disappear.