Practice Quiz on Protein Functions

Practice Quiz on Protein Functions - 1...

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1 Match the basic protein functions in the left column with a specific  example of that type of protein in the column on the right. ___ gene regulatory A. insulin ___ motor B. carboxylase ___ storage C. rhodopsin ___ enzyme D. hemoglobin ___ transport E. ferritin ___ structural F. myosin ___ special purpose G. green fluorescent protein ___ receptor H. tubulin ___ signal I. homeodomain proteins 2 Indicate whether the following statements are true or false. If a statement is false, explain why it is false. A. Generally, the total number of nonpolar amino acids has a greater effect 
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Unformatted text preview: on protein structure than the exact order of amino acids in a polypeptide chain. B. The “polypeptide backbone” refers to all atoms in a polypeptide chain, except for those that form the peptide bonds. C. The chemical properties of amino acid side chains include charged, uncharged polar, and nonpolar. D. The relative distribution of polar and nonpolar amino acids in a folded protein is determined largely by hydrophobic interactions, which favor the clustering of nonpolar side chains in the interior....
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  • Summer '12
  • yang
  • nonpolar amino acids

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