Human Reproduction Question 425

Question: Spiral cleavage is found in

Options:

A) Synapta

B) Amphibia

C) Nematoda, annelida and rotifera etc.

D) None of the above

Show Answer

Answer:

Correct Answer: C

Solution:

In patterns of spiral clevage, blastomeres are arranged in a spiral manner e.g., platyhelminthes, Annelida and most mollusca.