What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located?

NGF; the nerves involved in simple reflexes

Insulin; beta cells of the pancreas

Insulin; many different cell types that use glucose for fuel

What is the name of the protein signaling molecule that alters glucose

1.	What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located?
A.	Insulin; beta cells of the pancreas
B.	Insulin; many different cell types that use glucose for fuel
C.	NGF; the nerves involved in simple reflexes
D.	PDGF; the blood
Answer» C. NGF; the nerves involved in simple reflexes