Patients on dialysis are often restricted in cow's milk due to its high content.
a. phosphorus and potassium
b. vitamin d and calsium
c. protein and iron
d. sodium and vitamin a

A) Phosphorus and potassium

Explanation:

Patients on the dialyses are restricted from the cow milk due ti high phosphorous and potassium content as, it is the low fat milk which basically avoided because it is not good for health during the dialysis. Presence of high amount of phosphorous converting into the dangerous calcium which weaken our bones. Excessive intake of potassium also harmful for the patients.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.