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Unformatted text preview: hydrolysis reaction. D) link amino acids. E) bind monosaccharides. Answer: D Topic: 3.12 Skill: Factual Recall 52) Which of the following characteristics of protein will remain intact if the protein is denatured? A) the shape of the protein 12 B) the function of the protein C) the solubility of the protein in water D) the number of amino acids in the protein E) the binding properties of the protein Answer: D Topic: 3.13 Skill: Conceptual Understanding 53) Proteins cannot be denatured by A) heat. B) changes in pH. C) chemicals that destroy hydrogen bonds. D) changes in salt concentration. E) freezing. Answer: E Topic: 3.13 Skill: Conceptual Understanding 54) The primary structure of a protein is A) an α helix or a pleated sheet. B) the amino acid sequence of the polypeptide chain. C) composed of two or more polypeptide chains. D) maintained by hydrogen bonds. E) composed of irregular folds. Answer: B Topic: 3.14 Skill: Factual Recall 55) Which of the following is an example of secondary structure in a protein? A) a particular amino acid sequence B) an alpha helix C) a globular shape D) the joining of two polypeptide chains E) a fibrous shape Answer: B Topic: 3.14 Skill: Factual Recall 56) The tertiary structure of a polypeptide refers to A) its size. B) the presence of pleated sheets. C) the amino acids of which it is made. D) the overall three-dimensional structure. E) the number of R groups it contains. 13 Answer: D Topic: 3.14 Skill: Factual Recall 57) A protein containing more than one polypeptide chain exhibits the ________ level of protein structure. A) primary B) secondary C) tertiary D) quaternary E) infinite Answer: D Topic: 3.14 Skill: Factual Recall 58) Mad cow disease serves as an example of how interdependent ________ and ________ are to protein. A) solubility . . . texture B) form . . . construction C) structure . . . function D) adaptability . . . development E) validity . . . reliability Answer: C Topic: 3.14 Skill: Factual Recall 59) Which of the following statements regarding nucleotides is false? A) Nucleotides have a nitrogenous base backbone. B) Nucleotides contain sugar molecules. C) Nucleotides contain phosphate g...
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This note was uploaded on 10/31/2012 for the course ENGI 1010 taught by Professor Dr.robert during the Fall '12 term at Dalhousie.
- Fall '12