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Kinases and Phosphatases Are Essential in the Cell Because They

Question 58

Multiple Choice

Kinases and phosphatases are essential in the cell because they directly


A) turn proteins "on and off" through changes in phosphorylation status.
B) bind hydrophobic hormones in the cytoplasm.
C) bind and release calcium ions.
D) destroy IP3,turning off that signaling pathway.
E) activate and repress genes.

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