As esponjas possuem em seu revestimento interno células denominadas de coanócitos. Qual é a forma e as funçoes dessas células para a esponja?

The sponge uses this structure for  feeding. It is located in whip-like appendages (the flagella)located in the sponge.It generate water currents as the flagella beat the water current , and as food particles passes through  with the water current , it(choanocytes) trap these, and ingested it by in folding of its inner membranes .a process called phagocytosis.

Explanation:

i would have a lunch. it's one big package of food, making it one food. : p