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In case of poriferans, the spongocoel is lined with flagellated cells called as
Options
(a) Mesenchymal cells
(b) Ostia
(c) Oscula
(d) Choanocytes
Correct Answer:
Choanocytes
Explanation:
Choanocytes (collar cells) form the lining of spongocoel in poriferans (sponges). Flagella in collar cells provide circulation to water in water canal system.
