Sugar in the body serves to store energy, of course not in large quantities, then it can be harmful. Sugar is easily broken up to provide eneretic molecules. This ingredient is known as carbohydrates. This energy source can be in the form of simple sugar, such as table sugar that we use on a daily basis, or long carbohydrate fibers, which are, for example, a part of wood. Such fibers have a strong structure that strengthens the walls of the plant cells.
The answer is: 4.
