Question

why nephorns are called the filtration units in human excretory system?​

Answer 1

Answer:

because they had to take out the harmful nitrogenous waste from our body and makes our body clean

and helps in in proper functioning of excretory system

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Answer 2

Heyy dear♥️

Because nephrons helps in filtration of blood from toxic materials. It carries out all the functions of kidney and known as the functional unit of a kidney.

Thank u :)