

MCQOPTIONS
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1. |
Which of the following statements about G proteins is false? |
A. | They are involved in signal cascades |
B. | They bind to and are regulated by guanine nucleotides |
C. | They become activated when bound to GDP |
D. | They must be active before the cell can make needed cAMP |
Answer» D. They must be active before the cell can make needed cAMP | |