Carbohydrates and fats considered high-energy foods as a result of them
containing large amount of electrons which are associated with hydrogen.
Hydrogen electrons being present in these class of food which aid their
breakdown to give glucose and fatty acids respectively. These compounds
are very rich in calorie.
Glucose gives energy in a timely manner as they are readily absorbed into
cells whereas fatty acids gives energy in a slower manner due to the more
complex breakdown that is required to convert it into energy.
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