BIS102 Hilt W07 MT2 -no answers

BIS102 Hilt W07 MT2 -no answers - 1 of 3 BIS 102 Winter,...

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1 of 3 BIS 102 Name ________________________________________ Winter, 2007 Last First K. Hilt Second Midterm Score (100): ___________ R-group pK a ’s: D (3.9), E (4.2); H (6.0); K (10.5), R (12.5); C (8.3); Y (10.1) The following are true/false questions. Each question is worth 5 points: 1 point for choosing the correct “T” or “F”, 4 points for correctly defending your answer. 1. ______ The most important weak bond for determining stability in 2 o , 3 o , and 4 o protein structure is the hydrophobic effect. 2. ______ Reverse turns are stabilized by a single H-bond, between the R-groups of the first and third amino acid residues that comprise the turn. 3. ______ Proline is rarely found in α -helices and β -pleated sheets. 4. ______ The peptide sequence TEDIKHV might form an α -helix at pH 1. 5. ______ Deoxyhemoglobin predominantly contains iron atoms in the hemes that are in the low spin form. 6. ______ Binding of a chloride ion to hemoglobin creates a single salt bridge to a histidine and results in the pK
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BIS102 Hilt W07 MT2 -no answers - 1 of 3 BIS 102 Winter,...

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