The Best Description of the Function of Phosphatases in Signal

question 64

Multiple Choice

The best description of the function of phosphatases in signal transduction is that it

• A)moves the phosphate group of the transduction pathway to the next molecule of a series.
• B)prevents a protein kinase from being reused when there is another extracellular signal.
• C)amplifies the transduction signal so it affects multiple transducers.
• D)amplifies the second messengers such as cAMP.
• E)inactivates protein kinases and turns off the signal transduction.

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