Vertebrates with their forelimbs modified for flight are:

Birds

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Amphibians

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Reptiles

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Mammals

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Solution

The correct option is A Birds
The forelimbs of birds are modified for flight. Their bones are hollow to make them overall light-weighted.
So, the correct answer is option A.

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There are five animals A, B: C, D and E. The animal A uses its modified forelimbs for flying. The animal B uses its forelimbs for running whereas the animal C uses its forelimbs for grasping. The animal D can live on land as well as in water and uses its forelimbs to prop up the front end of its body when at rest. The animal E which respires by using spiracles and tracheae uses wings for flying but its wings are analogous to the modified forelimbs of animal A.
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The similarity of the bone structures in forelimbs of vertebrates is an example of ________.

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Vertebrates with their forelimbs modified for flight are:

The correct option is A BirdsThe forelimbs of birds are modified for flight. Their bones are hollow to make them overall light-weighted.So, the correct answer is option A.

The correct option is A Birds
The forelimbs of birds are modified for flight. Their bones are hollow to make them overall light-weighted.
So, the correct answer is option A.