Human Reproduction Question 425
Spiral cleavage is found in mollusks and annelids
Options:
A) Synapta
B) Amphibia
C) Nematoda, annelida and rotifera etc.
D) None of the above
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Answer:
Correct Answer: C
Solution:
In patterns of spiral cleavage, blastomeres are arranged in a spiral manner, e.g., platyhelminthes, Annelida, and most mollusca.