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Graduate Macromolecules Questions

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Graduate Macromolecules
Lipids are all                .
  1. hydrophonic
  2. hydrophilic
  3. hydrophobic
  4. hydrolytic
Graduate Macromolecules
What is the chemical equation for glucose?
  1. C2H4O2
  2. C4H8O4
  3. C6H12O6
  4. C8H16O8
Graduate Macromolecules
What is another name for the polymers of carbohydrates?
  1. Triglycerides
  2. Polysaccharides
  3. Polypeptides
  4. Nucleotides
Graduate Macromolecules
Based on the suffix, a molecule of "maltose" is most likely what type of macromolecule?
  1. Carbohydrate
  2. Lipid
  3. Protein
  4. Nucleic acid
Graduate Macromolecules
A fat is said to be saturated if                                                          .
  1. There are many double bonds present in the molecule.
  2. There are only single bonds between each pair of carbons.
  3. The fat molecule cannot contain any more covalent bonds.
  4. There are as many double bonds present as possible.
Graduate Macromolecules
What are the monomers of proteins?
  1. Hydrochloric acids
  2. Nucleic acids
  3. Carboxylic acids
  4. Amino acids
Graduate Macromolecules
Which would have the highest concentration of C-H bonds?
  1. Saturated fat
  2. Unsaturated fat
  3. Trans fat
  4. Cholesterol
Graduate Macromolecules
The functional group -NH2 is called the                 group.
  1. methyl
  2. alcohol
  3. amino
  4. carboxyl
Graduate Macromolecules
Which of the following large organic molecules includes table sugar?
  1. Carbohydrates
  2. Lipids
  3. Proteins
  4. Nucleic acids
Graduate Macromolecules
What is the name of the chemical bond linking monosaccharide subunits in disaccharides?
  1. glycosidic bond
  2. glycodiester bond
  3. hydrogen bond
  4. peptide bond
  5. phosphodiester bond
Graduate Macromolecules
What might lead to a protein that does not function properly?
  1. Incorrect folding of the amino acid chain
  2. The active site becoming blocked
  3. The active site becoming distorted
  4. All of these
Graduate Macromolecules
What makes the "head" of a phospholipid hydrophilic?
  1. The even distribution of electrons across the fatty acids makes the head polar.
  2. The uneven distribution of electrons across the fatty acids makes the head polar.
  3. The phosphate group carries a negative charge, making the head polar.
  4. The phosphate group carries a negative charge, making the head nonpolar