Question

What is the main function of a nephron?

Answer 1

main function is it aids in the reabsorption of substances required by the body. It does this by having many microvilli which give the nephron a large surface area. Also, it has many mitochondria which respire to produce energy and help in active transport.

but if yu want it simple helps in reabsorption of substaces

Answer 2

The main function of the nephron is to filter wastes out of the body and the re-absorption of substances required by the body.
The nephron also has components that have specific functions. There are about 1 million nephrons in one kidney