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Breathing And Exchange Of Gases

Question
CBSEENBI11002895

Which type of cells is absent in sponges?

  • Trophocytes

  • Myocytes

  • Archeocytes

  • Cnidocytes

Solution

D.

Cnidocytes

Cnidocytes or stinging cells are spherical or oval cells found in entire epidermis except that of basal disc and are found only in cnidarians other cells are found in sponges.