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NSU Biochemistry Exam Questions and Answers
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NSU Biochemistry Exam Questions and Answers
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NSU BiochemistryExam 1
Characteristics of Water Molecules - Answer -High BP, MP, FP
Ice less dense than Liquid
High Heat Capacty due to Hyrogen Bonds
Dissociates easily
Dipolar
Name this molecule: H3O+ - Answer -Hydronium
What is the significance Of the equilibrium constant - Answer -Extent of Dissociation K=[H+][A-]/[HA]
Name the two most important buffer systems - Answer -Phosphate
Bicarbonate/carbonic acid/carbonic anhydrase
Substances buffer best ______on either side of their Pka - Answer -1 pH unit
Proton Donor - Answer -Acid
Proton Acceptor - Answer -Base
, Henderson-Hasselbach Equation - Answer -pH = pKa + log [A-]/[HA]
calculate the ration of the concentration of the protonated and unprotonated form
pH = pK when.... - Answer -[Acid] = [Base]
Isometric Point is when.... - Answer -No Net Charge on the Molecule
Aliphatic AA are: - Answer -Nonpolar/hydrophobic
Valine
Alanine
Leucine
Glycine
Isoleucine
Proline
Aromatic AA - Answer -Phenylalanine
Tyrosine
Tryptophan
Basic AA - Answer -Lysine
Arginine
Histidine
Acidic AA - Answer -Glutamic Acid
Aspartic Acid
Glutimine
Asparagine
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