The bone labeled A in the diagram has the same structure but a different function and is considered a homologous structure.
What do you mean by Bone?
A Bone may be defined as living tissue which has its own blood vessels and are made of various cells, proteins, minerals, and vitamins.
Homologous structures are those structures that have similar structures or morphology but different functions.
Here, the arm of a human, the flippers of a whale, the limbs of a cat, the wings of a bat, and the wings of a bird are homologous structures.
Therefore, it is well described above.
To learn more about Homologous structures, refer to the link:
https://brainly.com/question/7904813
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