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5 Written questions

5 Matching questions

  1. 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
  2. Starch is the primary storage food for all of the following except
    A. Green plants
    B. Algae
    C. Animals
    D. Some fungi
    E. All of these store food as starch
  3. All of the following are monosaccharides except
    A. Glucose
    B. Glycogen
    C. Fructose
    D. Ribose
    E. Deoxyribose
  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. 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
  1. a B. Glycogen
  2. b C. Animals
  3. c C. Contains thymine
  4. d D. The energy of molecule of cells
  5. e C. 84 g

5 Multiple choice questions

  1. D. All of the choices are correct
  2. C. Chains of repeating monomers
  3. A. guanine, cytosine
  4. A. Nucleic acids
  5. B. Starch

5 True/False questions

  1. C6H12O6 + C6H12O6 C12 H22O11 + H2O, represents:
    A. Formation of a peptide bond
    B. A decomposition reaction
    C. Denaturation
    D. Formation of a polysaccharide
    E. Dehydration synthesis
    B. Glycogen

          

  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
    B. Glycogen

          

  3. Which of the following would have glycosidic bonds?
    A. Triglycerides
    B. Monosaccharides
    C. Polypeptides
    D. Polysaccharides
    E. ATP
    D. Polysaccharides

          

  4. Which of the following is not a pyrimidine?
    A. Uracil
    B. Adenine
    C. Thymine
    D. Cytosine
    E. All of these are pyrimidines
    B. Glycogen

          

  5. Which is not true about enzymes?
    A. Found in all cells
    B. Are catalysts
    C. Participate in the cell's chemical reactions
    D. Can be denaturated by heat and other agents
    E. Have high-energy bonds between phosphates
    C. Contains thymine

          

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