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AP Biology/Unit 4: Cell Communication and Cell Cycle
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Phosphatase Inhibitor Effect on Signal Transduction
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In an experiment, cells undergoing signal transduction are treated with a phosphatase inhibitor. Which of the following describes the most likely effect on a kinase cascade pathway?

A

Immediate termination of all signaling

B

Increased receptor degradation

C

Reduced ATP consumption in the cell

D

Prolonged activation due to decreased dephosphorylation

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