Signal Amplification quiz #1
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What is a phosphorylation cascade?
A phosphorylation cascade is a series of protein kinases that amplify a signal through successive phosphorylation events.
What role do kinases play in a phosphorylation cascade?
Kinases phosphorylate and activate other kinases, leading to successive phosphorylation events that amplify the signal.
What happens when a signaling molecule binds to a receptor in a phosphorylation cascade?
The receptor undergoes a conformational change, leading to the phosphorylation and activation of a kinase enzyme.
How does a phosphorylation cascade lead to a cellular response?
Successive phosphorylation events amplify the signal, ultimately leading to a cellular response.