Short Answer TypeBranching 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.
Define root pressure.
It may be defined as the pressure under which water passes from the living cells of the root into the xylem. It is the pressure set up by the cortical cells of the root upon the liquid contents under fully turgid conditions forcing a quantity of it to flow into the xylem vessels and through them, upwards into the stem.
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