Genetics is involved in which of the following weight related areas of the body?
a). the production of the hormones leptin
b). it causes us to want to exercise more
c). it has no effect on a person's metabolic rate
d). it only lowers our taste for fatty food.

The answers are a)The production of the hormones leptin and c)It has no effect on a person´s metabolic rate

Explanation:

a) Leptin is a hormone that is produced in the adipose and plays an important role in energy regulation. Leptin expression is fixed by the amount of fat that is accumulated in the fat tissue cells. The deficiency of the gene that codes for leptin produces a congenital disorder, which leads to obesity.

c) hereditary metabolic diseases are characterized by presenting a failure in the normal activity of metabolism. Its origin is genetic and originate because of a variation of DNA, leading to the transformation of a protein. This irregularity makes it impossible for substances to become others, which produces an accumulation of a substance that is not transformed, resulting in the metabolism not working properly