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10/01/2022 4:17 pm
Topic starter
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 ancestor
(c) They perform the same function
(d) They have biochemical similarities
1 Answer
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10/01/2022 4:19 pm
Correct answer: (b) They share a common ancestor
Explanation:
Organs having same origin but different functions are called homologous organs. For example, whales, bats, Cheetah and human (all mammals) share similarities in the pattern of bones of forelimbs. Homology indicates common ancestry.