Branching descent and natural selection are the two key concepts of Darwinian Theory of Evolution. Explain each concept with the help of a suitable example.
What role does an individual organism play as per Darwin’s theory of natural selection?
p2+2pq+q2 Explain this algebraic equation on the basis of Hardy-Weinberg’s principle.
What are vestigial organs?
The organs which have no apparent utility in the present organisms but were functional in the ancestors are vestigial organs.
eg ; nictitating membrane as a remnant of third eyelid