There are only four DNA bases, but there are 20 amino acids that can be used for proteins. So, groups of three nucleotides form a word (codon) that specifies which of the 20 amino acids goes into the protein (a 3-base codon yields 64 possible patterns (4*4*4), which is more than enough to specify 20 amino acids.pecifically, the order of nucleotides within a gene specifies the order and types of amino acids that must be put together to make a protein. A protein is made of a long chain of chemicals called amino acids Proteins have many functions: 1  Enzymes that carry out chemical reactions (such as digestive enzymes).
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Approximate Sizes. A twin fleet sheet measures roughly 70-by-100 inches, give or take a few inches. A full-size flat sheet measures roughly 85-by-100 inches. A queen-size flat sheet measures roughly 90-by-106 inches, and a king-size flat sheet measures around 108-by-106 inches. Brand Variations Sheet sizes vary slightly among manufacturers, so before heading out the the store, measure your mattress or check the label if it's still affixed, and write down the size.