the structural and functional unit of kitney_______
a)villi
b)liver
c)nephron
d)ureter
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4
Answer:
nephrons
The nephron is the structural and functional unit of the kidney. There are about two million nephrons in each kidney. Nephrons begin in the cortex; the tubules dip down to the medulla, then return to the cortex before draining into the collecting duct
Answered by
1
Answer:
b.villi......
Explanation:
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