Biomolecules Vocab

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Macromolecule

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Large molecule formed by joining smaller organic molecules together.

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Polymer

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Large molecule formed from smaller repeating units of identical, or nearly identical, compounds linked by covalent bonds.

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Carbohydrate

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Organic compound containing carbon, hydrogen, and oxygen in a ratio of one oxygen and two hydrogen atoms for each carbon atom.

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Protein

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Organic compound made of amino acids joined by peptide bonds; primary building block of organisms.

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Amino Acid

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A building block of proteins.

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Lipid

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Large, nonpolar biological molecules that vary in structure, store energy in living organisms, and make up most of the structure of cell membranes.

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Nucleic Acid

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Complex macromolecule that stores and communicates genetic information.

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Nucleotide

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A subunit of nucleic acid formed from a simple sugar, a phosphate group, and a nitrogenous base.