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Biology 16 Online
OpenStudy (anonymous):

8) Which statement is true about invertebrates? A) They have endoskeletons. B) They reproduce only asexually. C) They are all aquatic. D) They all require oxygen.

OpenStudy (blues):

Hmm, it helps us help you understand the question if, in addition to posting, you explain what aspect of it you would like help with. In this case, do you understand what all the options mean?

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