a) Why is it necessary to maintain a normal osmotic concentration of the blood? b) If you donate one kidney to a needy patient, would it cause any harm to you? Give reason. c) In summer the urine is slightly thicker than in winter. Explain the reason. [5 MARKS]

a) Why is it necessary to maintain a normal osmotic concentration of t

1.	a) Why is it necessary to maintain a normal osmotic concentration of the blood? b) If you donate one kidney to a needy patient, would it cause any harm to you? Give reason. c) In summer the urine is slightly thicker than in winter. Explain the reason. [5 MARKS]
Answer» a) Why is it necessary to maintain a normal osmotic concentration of the blood? b) If you donate one kidney to a needy patient, would it cause any harm to you? Give reason. c) In summer the urine is slightly thicker than in winter. Explain the reason. [5 MARKS]