Multiple choice

Choanocyte is the characteristic feature of :

  1. sponges

  2. arthropods

  3. Annelida

  4. protozoans

  5. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Choanocyte is a flagellated cell with a collar of protoplasm at the base of the flagellum, numbers of which line the internal chambers of sponges.

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