A) Flame cells
B) Malpighian tubules
C) Kidney
D) None of the above
Correct Answer: C
Solution :
In mollusca, excretion occurs through paired sac like kidneys (or metanephridia) but in echinodermata kidneys are absent and excretion occurs partly by diffusion through body surface and partly by amoeboid coelomocytes.You need to login to perform this action.
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