Question

A protein that acts as a hormone is
A) Estrogen
B) Insulin
C) Both A & B
D) None of the above

Answer 1

Hey mate...!!!
here's your answer
(c) both A and B...

Answer 2

Insulin is the protein which acts as a hormone.

Answer - Insulin (Option B)

Explanation:

• Insulin is a "peptide hormone" with a protein chain.
• Insulin acts as a hormone and is secreted by the "Islets of Langerhans" in the pancreas.
• Insulin is the main hormone that controls glucose metabolism in the blood.
• It is responsible for maintaining blood glucose levels and deficiency of insulin leads to diseases like diabetes, heart disorders etc.
• The insulin polypeptide consists of polypeptide protein chain that is composed of two polypeptide chains – 'Chain A and B', with 21 and 30 amino acids respectively.
• Estrogen is a lipid hormone.