Nephrons are the structural and functional units of the organ that filters what?\nOptions:\n- (A) Light\n- (B) Energy\n- (C) Coffee\n- (D) liquid\n- (E) Air\n- (F) Oxygen\n- (G) Blood\n- (H) Food OK. Let's think hard:
User
Nephrons are the structural and functional units of the kidneys. Blood is filtered in the kidney. Nephrons are the structural and functional units of the organ that filters blood.
So, the final answer is (G).
Assistant