The G Proteins That Coupled to Metabotropic Receptors Are

Multiple Choice

The G proteins that coupled to metabotropic receptors are

A) small homomeric GTP binding proteins made up of only α-subunits.
B) heterotrimeric GTP binding proteins made up of α-, β-, and γ-subunits.
C) heterotrimeric cGMP binding proteins made up of α-, β-, and γ-subunits.
D) small homomeric GTP binding proteins made up of only β-subunits.
E) small homomeric GTP binding proteins made up of only γ-subunits.