Apatient presents with muscle twitching and cramping. on examination, the health care provider diagnoses the patient with calcium deficiency. which dietary instructions should the nurse give to this patient?

Dietary instructions: Increase the intake of dairy products, Take supplement with vitamin D, Increase the intake of tofu.

Deficiency of calcium is called hypoglycemia and can manifest as muscle twitching and cramping. By following those instructions the symptoms can disappear.
 Vitamin D allows the absorption of calcium in the intestines.
 Dairy products, tofu, beans, and spinach are good sources of calcium.

The answer is; Evolution is occurring in the population

When the gene frequency is changing in a population it means some gene alleles are being slowly eliminated from successive generations and the other is being favored.  This means that one allele is giving an advantage in the environment while the other is offering a disadvantage. This is natural selection, which powers evolution., in progress.