The reabsorption of bicarbonate ions in the proximal tubule helps regulate:
a) blood volume.
b) blood pH.
c) blood pressure.
d) blood solute concentration of sodium ions.

How are rocks that cooled within magma chambers found on earth’s surface today? they are pushed up by magma under earth’s surface. they are revealed by erosion of earth’s surface over time. they are pushed to earth’s surface because of their larger size. they are revealed at earth’s surface due to their low density.

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.