- A Micturition
- B Reabsorption
- C Secretion
- D Filtration
Correct answer: B. Reabsorption
Explanation: Reabsorption is the process, mainly occurring in the proximal convoluted tubule, by which useful substances such as glucose, amino acids, and water are returned from the filtrate to the blood.
Concept context
Nitrogenous waste, kidney structure, urine formation in the nephron, and hormonal regulation of excretion.
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