The functional unit of the kidney is the:
ANeuron
BNephronCORRECT
CAlveolus
DVillus
Post-UTMEBiology
AI
Toaster Teacher
Why the answer is B, and why the others tempt you.
Nephrons (about 1 million per kidney) are the structural and functional units that filter blood and produce urine.
Want this in Pidgin, Yoruba, Igbo or Hausa? Sign up free →
Practice more Biology questions
Post-UTME Biology has thousands more questions like this — with Worked answers on every one.