Which of the Following Statements Concerning Signal Transduction by the Insulin

question 30

Multiple Choice

Which of the following statements concerning signal transduction by the insulin receptor is not correct?

• A)Activation of the receptor protein kinase activity results in the activation of additional protein kinases.
• B)Binding of insulin to the receptor activates a protein kinase.
• C)Binding of insulin to the receptor results in a change in its quaternary structure.
• D)The receptor protein kinase activity is specific for tyrosine residues on the substrate proteins.
• E)The substrates of the receptor protein kinase activity are mainly proteins that regulate transcription.

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