Flame cells are the main excretory structures in
(1)Echinoderms
(2) Platyhelminthes
(3)Annelids
(4)Molluscs
Answers
Answered by
11
Answer:
option number 1.....
Explanation:
hope it helps u
Answered by
0
Answer:
2.platyhelminthes ,and also nematoda
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