Carbon: Backbone of all organic compounds, Can form four covalent bonds, Hydrogen: Most abundant element in the body, Found in all organic compounds, Nitrogen: Makes up the majority of Earth's atmosphere, Found in all proteins, DNA, ATP, Oxygen: Makes up the majority of your body weight, Required for aerobic respiration, Phosphorus: Found in DNA (nucleic acids) and ATP, Rarely found as an element, usually in a compound, Sulfur: Found in some proteins and enzymes,

ESSENTIAL Element Sort

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