Biology, asked by arsha14, 10 months ago

Why pronephros are known as head kidney?​

Answers

Answered by Abhi21834
3

Explanation:

It appears in vertebrates only as a transitory structure during early development, and only remnants of the pronephros remain as the anteriormost part of the fish kidney that is known as the head kidney. This structure consists largely of lymphoid tissue as well as adrenocortical cells

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