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11 Cards in this Set
- Front
- Back
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What are the 4 major groups of macromolecules
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Carbohydrates, proteins, lipids, nucleic acids
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Polymer
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A long molecule consisting of many similar or identical building blocks linked by covalent bonds.
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Monomers
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Single smaller molecules that make polymers
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Phosphodiester bonds
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combine multiple nucleotides (nucleic acids)
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Ester linkage
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links fatty acids to the glycerol head in lipids. oxygen to 2 carbon
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glycosidic linkage
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links monosaccharides together
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Nucleotides must contain
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Phosphate, ribose sugar, nitrogenous base
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DNA backbone
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phosphorus and ribose sugar
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Enantiomers
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Chiral, carbon atom that has 4 substitutes
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Isomers
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Same chemical formula, different connectivity, shape or arrangement
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Peptide bond
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links a carboxylic acid functional group to an amine on 2 separate amino acids
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