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.

as the gila monster consumes the eggs or young of the desert cottontail and gambel's quail, thus its main food supply is only accessible for a restricted time duration every year. however, for this, the gila monsters exhibit three adaptations, which elevate their survival rate in the desert condition.  

first, is that they possess huge bodies, and can consume greater concentrations of food during a small period. secondly, they require to feed infrequently as they can accumulate fat in their tails. ultimately, their rate of metabolism is very low, so that they can burn their reservoirs of fat gradually.