A) protozoans only
B) porifers only
C) in some coelenterates only
D) All of the above
Correct Answer: D
Solution :
The process of digestion occurs within the cells in the food vacoule is called intracellular digestion. Examples-Protozoa, Porifera, Coelenterata and free living Platyhelminthes.You need to login to perform this action.
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