Thus, the smallest combination of four bases that could encode all 20 amino acids would be a triplet code. However, a triplet code produces 64 (4 3 = 64) possible combinations, or codons.

Incomplete proteins. If the protein you eat doesn’t have all the nine types of amino acids you need to get from food, it’s called an "incomplete protein." Incomplete proteins examples include ...

Nine essential amino acids—histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine—are available only through foods or supplements.

Glycine is an amino acid that your body uses to create proteins, which are vital for health. Here are the top 7 health benefits and uses of glycine.