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5 Written questions

5 Matching questions

  1. Which of the following would have glycosidic bonds?
    A. Triglycerides
    B. Monosaccharides
    C. Polypeptides
    D. Polysaccharides
    E. ATP
  2. All of the following are polysaccharides except
    A. Dextran in some bacterial slime layers
    B. Agar used to make solid culture media
    C. A cell's glycocalyx
    D. Cellulose in certain cell walls
    E. Prostaglandins in inflammation
  3. A solution of pH 7 compared to a solution of pH 9
    A. 2 times more acidic
    B. 20 times more acidic
    C. 20 times more basic
    D. 100 times more acidic
    E. 100 times more basic
  4. Which pertains to DNA but not to RNA?
    A. Contains ribose
    B. Contains adenine
    C. Contains thymine
    D. Contains uracil
    E. Contains nucleotides
  5. Most biochemical macromolecules are polymers, which are
    A. Chains of hydrophobic molecules
    B. Chains of electrolytic molecules
    C. Chains of repeating monomers
    D. Chains of repeating carbohydrates
    E. Chains of hydrogen bonds
  1. a D. 100 times more acidic
  2. b C. Chains of repeating monomers
  3. c D. Polysaccharides
  4. d E. Prostaglandins in inflammation
  5. e C. Contains thymine

5 Multiple choice questions

  1. D. All of these
  2. C. Phospholipids
  3. B. Glycogen
  4. A. Nucleic acids
  5. E. Have high-energy bonds between phosphates

5 True/False questions

  1. The lipid group that serves as energy storage molecules are
    A. Prostaglandins
    B. Waxes
    C. Phospholipids
    D. Steroids
    E. Triglycerides
    E. Triglycerides


  2. A solution of pH 7 compared to a solution of pH 9
    A. Is more basic
    B. Has no OH- ions
    C. Has more H+ ions
    D. Has a higher pH
    E. All of the choices are correct
    C. Has more H+ ions


  3. The purine___ always binds with the pyrimidine__ in DNA and RNA.
    A. guanine, cytosine
    B. cytosine, guanine
    C. adenine, guanine
    D. thymine, guanine
    A. guanine, cytosine


  4. ATP is best described as
    A. An enzyme
    B. A double helix
    C. An electron carrier
    D. The energy molecule of cells
    E. All of the choices are correct
    D. The energy of molecule of cells


  5. You are asked to make a 1M solution of Sodium Bicarbonate or Baking Soda (NaHCO3) for a DNA extraction lab. How many gram(s) of sodium bicarbonate (NaHCO3) should be added to 1L of water to make the required solution? Use the table of atomic masses to help you.
    A. 29 g
    B. 62 g
    C. 84 g
    D. 91.1 g
    C. 84 g


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