Which of the following organs regulates the levels of water, salts, hydrogen ions and urea in the mammalian blood? by Sunday | Sep 7 | Biology JAMB | 0 comments A. Liver B. Kidney C. Bladder D. Colon Correct Answer: Option B – Kidney Users Also Read These:A woman with blood group A gives birth to a child…Use arrows to show the route and direction of blood…The hormone which regulates the amount of glucose in…When an axon is at rest, the concentration of ions…What is the probability of producing a child of…