NEET Biology question

The bones of forelimbs of whale, bat, cheetah and man are similar in structure, because

(A)one organism has given rise to another
(B)they share a common ancestorCorrect
(C)they perform the same function
(D)They have biochemical similarities.

Answer: (B)

Solution

The bones of the forelimbs of whale, bat, cheetah and man are similar in structure because they are homologous organs — organs that have the same fundamental structure but differ in function. These organs follow the same basic plan of organization during development, but in the adult condition are

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Question ID VK-121782