Like his parents, thomas is short, stocky, and heavyset. although he exercises regularly and eats a well-balanced meal, his body composition stays the same. explain what factor is most likely affecting his body composition.

The factor that is most likely affecting Thomas's body composition is genetics.

Genetics involves the study of heredity. Heredity is the transfer of certain genes (genetic information) from parents to their children or offspring. Every child or offspring acquire genes from their two parents and these genes express certain traits in the offspring. The traits may be physical such as height, skin color, hair color etc. Some genes may also transfer the risk of certain illnesses or disorders from the parents to their offspring.