Bch 403 - Study guides, Class notes & Summaries

WATER Correct Answer-Many biochemical reactions that form biopolymers from monomeric units involve the removal of WATER Correct Answer-When monomers covalently attach to each other to form a macromolecule what product is often formed? CONFORMATION Correct Answer-Which of the following can be determine whether an enzyme is functional or not? HYDROGEN BONDS Correct Answer-Which of the following can be is an important noncovalent interaction in biochemistry? OXYGEN AND NITROGEN Correct ...

E1: Why do proteins fold? - Answer A and B are correct (It is entropically favorable for water & It is enthalpically favorable for the protein) E1: The structural changes in hemoglobin that contribute toward its positive cooperativity for oxygen consist of: - Answer All of the above ( movement of iron into the plane of the heme & movement of a neighboring veiling residue due to strain from changes in the heme & the breaking of a covalent bond with the regulatory molecule BPG

The polypeptide shown below needs to be separated from other polypeptides of similar size (at pH 7.0). What purification technique is best suited to isolate this peptide? A. Nickel affinity chromatography, since it contains a histidine residue that can bind metal. B. Size exclusion chromatography, since the polypeptide has some hydrophobic residues. C. Anion exchange chromatography, since the polypeptide has a net positive charge. D. Anion exchange chromatography, since the polypeptide ha...

BCH 4033 Exam 1 Questions with Complete Solutions

BCH 4033 BIOCHEMISTRY 1 STUDY GUIDE EXAM LATEST UPDATE...

BCH 4033 EXAM ...

Which of the following statements is FALSE? a) The free E barrier in a chemical rxn must be overcome in order for products to form. b) An increase in temp. can result in an increased rxn rate. c) Lowering the free E of the transition state can increase a rxn rate d) At a given temp. & time all molecules in a soln or a sample will have the same E Correct Answer-D In a favorable rxn, the free energy of the products _ the free energy of the reactants. Correct Answer-has no bearing on Cata...

BCH 4033 EXAM 1 WITH QUESTIONS AND ANSWERS...

BCH 4033 EXAM LATEST UPDATE...