BCH 403 Final Exam Questions with Complete Solutions
T or F: A biochemical reaction, without a catalyst or thermodynamic coupling, takes 50 years to reach a state of equilibrium. W/o more information, we cannot make a determination on either the value of the Keq constant or the positive or negative value of the DeltaG of the reaction Correct Answer-False T or F: Due to its small size, the amino acid glycine can be found in tight turns in a protein structure Correct Answer-True T or F: The Delta G of a reaction is defined as the energy required to bring the concentration of reactants and products to equal concentration Correct Answer-False T or F: One strength of NMR is that it can detect multiple conformations of proteins and one of its limitations is that proteins must contain certain isotopes Correct Answer-True T or F: A single residue mutation to an enzyme decreases its rate constant by one half. This means the reaction now occurs more slowly. Correct Answer-True T or F: The hydrophobic packing of non-polar residues is thermodynamically favorable b/c of both the hydrophobic effect and a larger number of weak van der waals Correct Answer-True
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