One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?
A) G protein-coupled receptors
B) ligand-gated ion channels
C) steroid receptors
D) receptor tyrosine kinases

Question

Quizplus · Accepted Answer

Receptor tyrosine kinases (RTKs) form dimers upon ligand binding, leading to autophosphorylation of its tyrosine residues. This activation allows the RTK to activate downstream relay proteins, initiating signal transduction in the cell.

One of the Major Categories of Receptors in the Plasma