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Biology 18 Online
OpenStudy (anonymous):

Unlike most other animals, sponges lack ________. 1) tissues 2) a digestive tract 3) a digestive tract and a symmerical body plan 4) a digestive tract, a symmetrical body plan, and tissues

OpenStudy (anonymous):

please..anyone help me..... this quiz is due date tomorrow...

OpenStudy (anonymous):

@radar @ganeshie8 do u know this answer.... can help me...

OpenStudy (emmy1):

3

OpenStudy (anonymous):

are u sure the answer.... ^_^

OpenStudy (emmy1):

Well it should be "a digestive tract and a symmerical body plan and nerve cells" But that isn't there

OpenStudy (anonymous):

ok....thanks..

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