What is the purpose of the osculum in sponges? It is the egg cell of sponges.
It is a large opening through which the water containing waste exits the sponge.
It is a tiny pore through which water containing food enters the sponge.
It is the gel-like substance that all the sponge cells are suspended in.

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the electromagnetic energy from the sun arrives in the form of visible and invisible light.

the answer is c.

by: nicholas dooley

the correct answer is anaphylaxis.

anaphylaxis is a condition caused by insect bites, foods, medications, manifested by tongue swelling, shortness of breath, vomiting, low blood pressure. it sometimes may occur without an obvious reason. it is treated with epinephrine injection.other tretments include antihistamines and steroids,