The canal system in sponges develops due to which of the following?
Correct answer: D. Folding of inner walls
- A. Porous walls
- B. Gastrovascular system
- C. Reproduction
- D. Folding of inner walls
Explanation
Option A: As explained above this option is incorrect.Option B: As explained above this option is incorrect.Option C: As explained above this option is incorrect. Option D: The canal system in sponges develops due to the folding of the body wall. The three types of canal systems in sponges are ascon type, sycon type, and leucon type.
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