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15 Cards in this Set
- Front
- Back
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bonds between atoms with shared pairs of electrons |
covalent bonds |
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type of molecule with asymmetric charge distribution |
Polar |
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Molecules that lack polarized bonds |
Nonpolar |
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Amino acids are linked together by ____________ into a ___________ to make a protein |
peptide bonds polypeptide chain |
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4 types of biological molecules |
carbohydrates lipids proteins nucleic acids |
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Life supporting properties of water |
asymmetric both covalent OH bonds are highly polarized all three atoms readily form H bonds |
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-bond with partial charges -determine structure and properties of water -occur between strands of DNA |
Hydrogen bonds |
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The sequence of amino acids in a polymer |
primary structure |
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the conformation of adjacent amino acids into alpha-helix, beta-sheet, hinges, turns, loops, extensions |
Secondary structure |
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conformation of the entire polymer |
tertiary structure |
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refers to the manner in which subunits interact |
quaternary structure |
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Human disease that results from misfolding of protein in the brain |
Creutzfeld-Jakob disease (CJD) Alzheimer's |
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Helper proteins to prevent nonselective interactions during protein folding to achieve proper 3D conformation |
Molecular chaperones |
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The entire inventory of an organism's proteins |
Proteome |
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attractions between nonpolar molecules due to transient dipole formation |
van der Waals forces |
