How does a sponge actually feed? - ProProfs
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How does a sponge actually feed?



A. Acting as a net in a current that sweeps food particles through it.
B. Squeezing the spongocoel cavity and sucking debris in and out through the osculum.
C. The beating of the flagella of collar cells, forming a current; food is absorbed by collar cells.
D. The beating collar cells form a current from osculum to pores; the food is engulfed by amoebocytes in the central cavity of the sponge.

This question is part of AP Bio Ch 33 Outline Quiz
Asked by Rnreda on Nov 05, 2017

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rnreda

Rnreda

Answered on Nov 05, 2017

The beating of the flagella of collar cells, forming a current; food is absorbed by collar cells.
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