Question

The wings of birds and arm of human beings are homologous as – A) Both are structurally similar but dissimilar in function. B) Both are modifications of skin. C) Both are structurally dissimilar but functionally similar. D) Both are modification of hind limbs.

Answer 1

its D option .
Man uses his hands to grasp and perform tasks, whales use their flippers for swimming, bats and birds use their wings for flight and horses use their forelimbs for running.