What are the two most important functions of carbohydrates in the processes of life.

Energy. The resulting energy is spent on heat generation or gradually accumulated by the body in the form of ATP molecules, which are subsequently spent by the body for their own purposes.
Plastic Carbohydrates are spent by the body on the synthesis of nucleic acids, elements of the cell membrane, nucleotides of polysaccharides, enzymes, complex proteins.

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