Biology, asked by siddharthsingh7243, 10 months ago

which is the phylum excretry system absent ​

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Answered by akifjameel180
0

Answer:

Echinoderms : Specialized excretory organs are absent in echinoderms (e.g., Starfish). The excretory products, chiefly ammonia, urea, and creatinine are eliminated by diffusion through dermal branchiae (primitive gills) and tube feet.

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