Question

Where are receptors located?

Answer 1

Receptors

Receptors are proteins that are embedded in the cell membrane in such a way that their small part possessing the active site projects out of the surface of the membrane and opens on the outside region of the cell membrane.

Additional information:

Receptors are usually proteins. The cell surface receptors bind to messanger and cause responses in the immune system. Receptors can induce cell growth, division and death. They control membrane channels or regulate cell binding.