Which one of the following statements in regard to the excretion by the human kidneys is correct?

Options

A. Nearly 99 per cent of the glomerular filtrate is reabsobed by the renal tubules
B. Ascending limb of Loop of Henle is impermeable to electrolytes
C. Descending limb of Loop of Henle is impermeableto water
D. Distal convoluted tubule is incapable of reab sorbind `HCO_(3) ^(-)`

Answer

A