Why don't all cells in your body have the same mrna? why doesn't your eyeball have the same proteins as the cells in your tongue?

because they are both composed of 2 diffrent materials like how noses are made out of same material as a sharks "skin"

linnaeus is the father of taxonomy

explanation:

which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.