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GCE Biology 1990 Question 21

Question 21

Excretion

The mechanism by which useful materials in the glomerular filtrate are taken back into the blood is known as

  1. A.filtration
  2. B.reabsorption
  3. C.haemolysis
  4. D.osmosis
  5. E.dialysis
Show the answer and explanation

Answer: B (reabsorption)

Explanation

Selective reabsorption in the tubules returns glucose, water and salts to the blood.