The second messenger used by most hormones is cyclic adenosine:
AMonosaccharide
BMonochromate
CMonosulphate
DMonophosphate
Answer & Solution
Correct answer: D. Monophosphate
1. It is generated inside the cell after binding.
2. Its usual abbreviation is cAMP.
3. It is cyclic adenosine monophosphate.
_Source: OpenStax Anatomy and Physiology 2e, Chapter 17, The Endocrine System._
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