Biochemistry True about G protein coupled receptors is? A G proteins bind to hormones on the cell surface B All the three subunits alpha, beta and gamma should bind each other for G protein to act C G proteins act as inhibitory and excitatory because of difference in alpha subunit D G protein is bound to GTP in resting state 💡 Explanation True about G protein coupled receptors is? ✓ Correct Answer: C. G proteins act as inhibitory and excitatory because of difference in alpha subunit