In Sponges, the Choanocytes or Collar Cells

question 43

Multiple Choice

In sponges, the choanocytes or collar cells

• A)are found scattered throughout the sponge body.
• B)act in obtaining food for the sponge.
• C)allow exit of water from the sponge.
• D)produce spicules made of silica or calcium carbonate.
• E)give rise to gametes.

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