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Biology 20 Online
OpenStudy (anonymous):

Which statement is true for both incomplete and complete digestive systems? A. Materials enter and exit through the same opening. B. Digestion begins outside the cells. C. The digestive cavity is like a tube. D. Continuous feeding is possible.

OpenStudy (anonymous):

@emmathis @micahm @mrbaconqwerty

OpenStudy (mrbaconqwerty):

Its B. I just finished the assessment, and got 100%

OpenStudy (anonymous):

You don't have to brag about it ;) @mrbaconqwerty

OpenStudy (mrbaconqwerty):

lol!

OpenStudy (mrbaconqwerty):

Need any more help?

OpenStudy (anonymous):

not now. Thanks!

OpenStudy (mrbaconqwerty):

np

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