Which of the following statements about enzyme-linked receptor is false ?
A.
An enzyme-linked receptor is a transmembrane domain receptor, where the binding of an extracellular ligand causes enzymatic activity on the intracellular side.
B.
A enzyme-linked receptor has an extracellular ligand-binding domain, a transmembrane domain, and an intracellular catalytic (enzyme) domain.
C.
The signal transduction pathways of enzyme-linked receptor involve phosphorylation cascades.
D.
Enzyme-linked receptor interacts with an intracellular protein called a "G-protein".