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5 Written questions

5 Matching questions

  1. Polysaccharides (glycans)
  2. precursors from the environment
  3. Simple Lipids
  4. Complex lipids
  5. Hybridization
  1. a Fats or triglycerides= glycerol plus one or more fatty acids.
  2. b can be done with RNA or ssDNA
  3. c Contain elements such as phosphorus, nitrogen, and sulfur; phospholipids form membranes (have polar head group); Main structural component of the cell membrane.
  4. d 10s-100s of polysaccharides; storage molecules, i.e., cellulose, chitin, glycogen; linear or branched; made of similar or different subunits.
  5. e CO2, H2O, NH3, N2, etc.

5 Multiple choice questions

  1. glucose and fructose; bad for teeth
  2. glucose and glucose; glucose is a bad sugar
  3. N-acetyl muramic acid; important sugar acids in bacterial cell walls
  4. diagnostic technique; denature and add a known fluoresced DNA. Don't have to know base structure.
  5. End-product allosterically inhibits the action of first enzyme in pathway. prevents cell from wasting resources.

5 True/False questions

  1. Tertiarythe actual sequence of the amino acids


  2. Macromoleculesm. wt. 10^3- 10^9; nucleic acids, proteins, lipids, polysaccharides. 4 most important to study.


  3. Conjugated Proteinscontains only amino acids


  4. Protein PropertiesMade up of repeating units of amino acids (about 20 types); Subunits linked by peptide bonds forming polymers; Function: structural support, antibodies, contractile fibers, toxins, transport.


  5. PrimaryThe overall 3D structure of the polypeptide chain. Held together by different bonds: peptide, ionic, hydrogen, covalent, sulfhydryl, etc. Prions are proteins that don't take their correct 3D shape and are harmful; mad cow disease.


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