Cross-phosphorylation of the EGF receptor is possible when two receptor proteins
A) are cleaved.
B) dimerize.
C) are internalized into organelles.
D) covalently cross link.
E) None of the answers is correct.

Question

Quizplus · Accepted Answer

Cross-phosphorylation of the EGF receptor occurs when two receptor proteins dimerize, allowing them to phosphorylate each other. This is a key step in the activation of the receptor and subsequent signal transduction pathways.

Cross-Phosphorylation of the EGF Receptor Is Possible When Two Receptor