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