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We can produce concentrated? Dilute urin...

We can produce concentrated? Dilute urine. This is facilitated by a special mechanism. Identify the mechanism.

A

Reabsorption from PCT

B

Reabsorption from collecting duct

C

Reabsorption/Secretion in DCT

D

Counter current mechanism in Henle's loop/Vasa recta

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The correct Answer is:
D
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