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Biology 16 Online
OpenStudy (anonymous):

The hydra has an incomplete digestive system. How does the hydra remove undigested food? A. It pulls food out with its tentacles. B. It pushes out food through an opening, which is also used to bring in food. C. It diffuses food through its outer layer. D. It expels food by using a special opening for that purpose.

OpenStudy (anonymous):

Will give art for a correct answer!

OpenStudy (anonymous):

c

OpenStudy (seaturtle113):

A hydra removes undigested food the same ways it takes in food. A hydra takes in it's food through it's tentacles, so it removes food the same way because it's like a pipe stuck in the ground and there is only one way in and one way out.

OpenStudy (anonymous):

So,which is it? A, B, C, or D?

OpenStudy (anonymous):

Its has to be b then

OpenStudy (anonymous):

Okay.

OpenStudy (anonymous):

Answer my message please c:

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