<span><span>B)
proteins
</span>Proteins are biological macromolecule and mostly composed of enzymes. In biochemical reactions, it is mostly triggered by enzymes. Enzymes are important components in the process that involves metabolism and digestive functions, further, most of these enzymes are proteins. </span><span>Proteins play a role in the physical make-up of a cell or acts as a cytoskeleton –maintains cell shape and figure. These proteins plays different roles and works with nucleic acids and other macromolecules in the cells including cell cycle, cell adhesion, immune response and cell indicators. <span>
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<span>Since there is usually more than one codon for an amino acid, a mutation in the third base of a codon
will most likely not cause the wrong amino acid to be put into the chain. </span>
Answer:Almost 2/3 of our body store of iron is found in the hemoglobin in our blood
Explanation: