Taking the example of Peppered moth, explain the action of natural selection. What do you call the above phenomenon?

Darwin's finches and Australian marsupials are suitable examples of adaptive radiation – Justify the statement

Who disproved Lamarck’s Theory of acquired characters? How?

How does Mutation theory of De Vries differ from Lamarck and Darwin’s view in the origin of new species.

Explain stabilizing, directional and disruptive selection with examples