Question 1
When the pH of body fluids decreases, proteins will
◦ lose three-dimensional structure.
◦ fold into tertiary structures.
◦ become more active.
◦ not be affected.
Question 2
When the pH of the extracellular fluid decreases, the kidneys
◦ excrete more sodium ions.
◦ excrete more bicarbonate ions.
◦ reabsorb more potassium ions.
◦ reabsorb less water.
◦ reabsorb more hydrogen ions.