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The enzyme that converts the pro-enzyme angiotensin I is:
ARibose
BRenin
CRennet
DRetinol
Answer & Solution
Correct answer: B. Renin
1. It is released from cells lining the afferent arteriole.
2. The lung enzyme ACE then completes the conversion.
3. That first enzyme is renin.
_Source: OpenStax Anatomy and Physiology 2e, Chapter 25, The Urinary System._
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