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NEST2023BiologyEvolution

A cladogram representing the evolution of some animals ( P, Q, R and S ) is shown. I to IV in the cladogram represent different features that have evolved. The correct statement with respect to the given cladogram is

Options

  1. AIf Q is a bullfrog, II could be placenta.
  2. BIf features III and IV are mammary glands and hair, respectively, then R represents kangaroo and S represents
  3. CIf Q , R and S represent bullfrog, koala and human, respectively, then feature II could be two pairs of limbs.
  4. DIf feature I is lungs, then P and Q are shark and bullfrog respectively.

Correct answer

C. If Q , R and S represent bullfrog, koala and human, respectively, then feature II could be two pairs of limbs.

Step-by-step solution

No solution available.

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