If an animal cell suddenly lost the ability to produce GTP, what might happen to its signaling system?

A) It would not be able to activate and inactivate the G protein on the cytoplasmic side of the plasma membrane.
B) It would be able to carry out reception and transduction but would not be able to respond to a signal.
C) It would use ATP instead of GTP to activate and inactivate the G protein on the cytoplasmic side of the plasma membrane.
D) It would employ a transduction pathway directly from an external messenger.


A

Biology & Microbiology

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