The organ that produces the hormone renin is the: MCQ with Answer and Explanation

The organ that produces the hormone renin is the:
A. Heart
B. Adrenal gland
C. Liver
D. Kidney
Answer: Option D
Solution (By JKExamLibrary)
Renin is secreted by juxtaglomerular cells of the kidney in response to low blood pressure or sodium. It converts angiotensinogen to angiotensin I, initiating the RAAS. Liver produces angiotensinogen, adrenal aldosterone, heart ANP.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Biology Questions

Question #1
The process of converting mRNA information into a polypeptide chain is:
A. Transduction
B. Replication
C. Transcription
D. Translation

Correct Answer: Option D


Explanation:
Translation is the synthesis of a polypeptide chain at the ribosome, where the genetic code in mRNA is read by tRNA anticodons to assemble amino acids in the correct order. Transcription produces mRNA from DNA, replication duplicates DNA, transduction is gene transfer by viruses. Translation involves initiation, elongation, and termination factors.

This question belongs to: Science Biology
Question #2
The enzyme that hydrolyzes triglycerides into fatty acids and glycerol is:
A. Protease
B. Nuclease
C. Amylase
D. Lipase

Correct Answer: Option D


Explanation:
Lipase, produced by the pancreas, breaks down dietary fats (triglycerides) into monoglycerides and free fatty acids, aided by bile salts.

This question belongs to: Science Biology
Question #3
The hormone that increases water reabsorption in the collecting duct is:
A. Renin
B. Antidiuretic hormone (ADH)
C. Aldosterone
D. Natriuretic peptide

Correct Answer: Option B


Explanation:
ADH (vasopressin) from the posterior pituitary increases water permeability of collecting duct cells by inserting aquaporins, reducing urine volume.

This question belongs to: Science Biology