Hormones act through binding to their receptors.Which of following hormones binds only to a receptor located on the cell membrane?
A)Thyroid hormone
B)Catecholamine
C)Estrogen
D)Progesterone
E)Vitamin D

Question

Quizplus · Accepted Answer

Catecholamines (such as epinephrine and norepinephrine) bind to receptors located on the cell membrane, while thyroid hormone, estrogen, progesterone, and vitamin D bind to receptors located within the cell (either in the cytoplasm or nucleus).

Hormones Act Through Binding to Their Receptors