O-LevelBiologyTransport in Humans5090/11 · Oct/Nov 2025 · Q211 Mark
The table shows the concentration of five substances in the blood entering the kidney, in fluid entering the nephron and in the urine. [Table 21.1] Which substances are totally reabsorbed into the blood from the nephron?
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Aamino acids and glucose
Bglucose and ions
Cprotein and amino acids
Dprotein and glucose
✓ Correct answer
A: amino acids and glucose
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