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Biology 12 Online
OpenStudy (anonymous):

What determines whether a cell stays in interphase or divides?

OpenStudy (anonymous):

proteins known as cyclin regulate the cell both internally and externally, when these proteins give the go ahead the cell begins to divide.

OpenStudy (anonymous):

adgonzalez gave a good answer: the cyclins are post-translationally modified by kinases which respond to growth factors and other external signals.

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