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Macromolecules Review
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What is the tertiary structure of proteins?
complete three-dimensional folding, may be functional unless subunits are needed
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What type of biomolecule is this?
nucleic acid
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Which biomolecule is a short-term store of energy?
carbohydrates
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What type of biomolecule is this?
lipid
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What do enzymes do?
speed up chemical reactions
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What is part A called?
active site
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What is the primary structure of proteins?
chain of amino acids linked by covalent bonds
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What is this?
unsaturated fatty acid
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What is the function of nucleic acids?
store, communicate, transmit genetic information
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Describe part B.
hydrophobic, hydrocarbon chain, fatty acid tail
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What type of bond keeps atoms together within one molecule of water? (be specific)
polar covalent
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Describe the three parts of a phospholipid.
phosphate head, glycerol backbone, two fatty acid tails
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What is part B called?
substrate / reactant
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Describe the partial charges on hydrogen and oxygen in water.
Oxygen = partial negative; Hydrogen = partial positive
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What type of biomolecule is this?
polypeptide / protein
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Which biomolecule is a long-term store of energy?
lipid
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What type of biomolecule is this?
carbohydrate
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Amino acids are the monomer for which biomolecule?
polypeptide / protein
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Which biomolecule is always hydrophobic?
lipid
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What are polysaccharides like cellulose and chitin used for?
cell walls (cell structure)
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