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Biology 17 Online
OpenStudy (anonymous):

the reason phytoplankton have to live in shallow ocean water is because A. They feed on tiny organisms living at the surface B. They require sunlight to carry out photosynthesis C. They are an important food source to surface dwellig marine organisms D. They cannot withstand the colder tempertaures of deep water.

OpenStudy (sydthekid913):

I think it's A or B but I'm not sure

OpenStudy (anonymous):

B

OpenStudy (anonymous):

Thanx a lot @sydthekid913 and @ljada123

OpenStudy (anonymous):

@Kasalem Youre Welcome

OpenStudy (sydthekid913):

you're welcome :)

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