All of the Following Are Examples of Signal Termination EXCEPT

question 4

Multiple Choice

All of the following are examples of signal termination EXCEPT:

• A) one cAMP molecule activating many protein kinases.
• B) phosphodiesterase converting cGMP to GTP.
• C) GTPase converting GTP to GDP.
• D) the inactivation of G protein by the cholera toxin.
• E) phosphatase removing the phosphate group from a protein.

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