Serotonin,one of the hormones thought to be involved in depression,is a water-soluble molecule.Where would you expect to find receptors for this hormone?

Question

Quizplus · Accepted Answer

Serotonin receptors are located on the outside of the plasma membrane because serotonin is a water-soluble molecule and cannot easily cross the lipid bilayer of the cell membrane. Therefore, its receptors are found on the cell surface to bind the hormone and initiate a cellular response.

Serotonin,one of the Hormones Thought to Be Involved in Depression,is