Asked by Mason Harrison on Apr 24, 2024
Verified
Which statement is true about peptide hormones?
A) Peptide hormones all have the same basic 4-carbon ring structure.
B) Peptide hormones bind to receptors in the cell cytoplasm.
C) Peptide hormones initiate the formation of cyclic AMP inside the cell.
D) The minority of hormones produced in the body are peptide hormones.
E) Peptide hormones usually require a first, second and third messenger.
Peptide Hormones
Short strings of amino acids that act as signaling molecules, regulating physiological processes in the body.
Cyclic AMP
Cyclic AMP (cAMP) is a second messenger important in many biological processes, transmitting the effects of hormones like adrenaline and glucagon at the cellular level.
- Gain insight into the division of hormones into categories like steroid versus peptide hormones.
Verified Answer
JA
Joshua Angelo7 days ago
Final Answer :
C
Explanation :
Peptide hormones initiate the formation of cyclic AMP inside the cell through activation of adenylate cyclase. This leads to the activation of protein kinase A and subsequent effects on cellular metabolism. Choices A, B, D, and E are all false statements about peptide hormones.
Learning Objectives
- Gain insight into the division of hormones into categories like steroid versus peptide hormones.