Question

3)Ability of the kidneys for the production of concentrated urine is dependent on
A Active transport
B Passive transport
C Countercurrent mechanism
D Diffusion.​

Answer 1

Ability of the kidneys for the production of concentrated urine is dependent on  Countercurrent mechanism.

Answer 2

Answer:

c) Countercurrent mechanism

is the correct answer.

Hope this answer helps you!

Explanation:

As already indicated, the loop of Henle is critical to the ability of the kidney to concentrate urine. The high concentration of salt in the medullary fluid is believed to be achieved in the loop by a process known as countercurrent exchange multiplication.