What do the letters inside the squares of a Punnett square represent?
O the genotypes of the parent organisms
O the gametes of the parent organisms
the possible genotypes of the offspring
O the possible phenotypes of the offspring

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.