Describe the structures of nucleic acids

There are two kinds of nucleic acids. There is deoxyribonucleic acid, or DNA, and ribonucleic acid, or RNA. All nucleic acids are made of structures called the nucleotides. Every nucleotide is made of phosphate, a ribose or deoxyribose sugar, and a structure called a base which contains nitrogen.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.