Name two chemicals present in living organisms that have carbon,hydrogen,and oxygen as their main constituents. State their main function.

(N/A) The two chemicals present in living organisms composed primarily of carbon,hydrogen,and oxygen are Carbohydrates and Fats.
$1$. Carbohydrates: They serve as the primary source of energy for the body,providing fuel for cellular activities.
$2$. Fats: They act as a concentrated source of energy and are essential for storing energy,insulating the body,and protecting vital organs.