STEM

Diversity and Variation among Humans

Diversity and Variation among Humans

Over 99% of all DNA sequences are identical among all people. The small percentage that is different helps make each person unique. Those small differences explain why some people have blue eyes and others have brown eyes. They explain why some people are colorblind while others can differentiate between turquoise and cerulean. Variation and diversity... Read More

Building Blocks of the Genetic Code

Building Blocks of the Genetic Code

DNA: The Body’s Instruction Manual Humans and all other living things have DNA, which contains hereditary information. The information in your DNA gives your cells instructions for producing proteins. Proteins drive important body functions, like digesting food, building cells, and moving your muscles. Your DNA is the most unique and identifying factor about you—it helps... Read More

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