Formative MCQ Foundation Monomers And Polymers

University:
Massachusetts Institute of Technology
Course:
7.012 | Introduction to Biology
Academic year:

2021
Views:

415

Pages:

3
Author:

unrememberedx6wyi

Questions for foundation monomers and polymers: 1) Which of the following is not a correct monomer/polymer pairing? a. Monosaccharide/polysaccharide b. Amino acid/protein c. Cellulose/triglyceride d. Nucleotide/nucleic acid e. Monosaccharide/oligosaccharide 2) What type of macromolecule is involved in Adrenoleukodystrophy (ALD) disorder? Lipids 3) With regard to macromolecules what is myelin sheath a mixture of? Schwann cell 4) All of the following molecules can pass through the lipid bilayer with the exception of what? a. water b. glycerol c. glucose d. ethanol e. oxygen 5) An essential functional group involved in cellular energy transfer is the _______ group. a. phosphate b. amino c. sulfhydryl d. hydroxyl e. saccharide 6) Which of the following statements regarding the functional groups of carbon-based molecules is false? a. They determine how the molecule interacts with other molecules in the environment. b. They determine the shape of the molecule. c. They determine the specific properties of the molecule. d. They may have interactions with specific functional groups on the same molecule. e. They repel each other. 7) In condensation reactions, the atoms that make up a water molecule are derived from a. oxygen. b. one of the reactants. c. both reactants. d. carbohydrates. e. the enzyme. 8) Triglycerides are formed through condensation reactions of three fatty acids binding to glycerol backbone. What are the bonds called that are formed? Ester bonds 9) What do polysaccharides, polypeptides, and polynucleotides have in common? a. They contain simple sugars. b. They are broken down in hydrolysis reactions. c. They are located in cell membranes. d. They contain nitrogen. e. They have molecular weights less than 30,000 daltons. 10) Each amino acid has a unique _______ group. a. amino b. hydroxyl c. carboxyl d. “R” e. phosphate 11) Glucose and fructose both have the formula C6H12O6, but the atoms in these two compounds are arranged differently. Glucose and fructose are therefore a. isomers. b. polysaccharides. c. stereosaccharides. d. pentoses. e. isotopes. 12) A simple sugar with the formula C5H10O5 can be classified as a a. hexose. b. polysaccharide. c. disaccharide. d. pentose. e. lipid.