True about G protein receptor is: (A) Intracellular and signal to heterotrimeric protein, (B) Intracellular and signal to small protein, (C) Cell membrane and signal to heterotrimeric protein, (D) Cell membrane and signal to small protein
Answer is D. G protein receptor also called seven transmembrane receptor is locatelsmd in cell membrane and open stimulations transmits signal to G protein Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:534,535,536