Question
Biology Question on excretory products and their elimination
Human urine is usually acidic because
A
potassium and sodium exchange generates acidity
B
hydrogen ions are actively secreted into the filtrate
C
the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries.
D
excreted plasma proteins are acidic.
Answer
hydrogen ions are actively secreted into the filtrate
Explanation
Solution
hydrogen ions are actively secreted into the filtrate.