The Phosphorylation of Tyrosine Residues on a Growth Factor Receptor

question 19

Multiple Choice

The phosphorylation of tyrosine residues on a growth factor receptor

• A) generates interaction sites for SH2 domains on target proteins.
• B) is a means of desensitizing the receptor.
• C) leads to the covalent attachment of the growth factor to its receptor.
• D) permits the processing of the growth factor to its active secreted form.

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