FT IR Spectroscopy Negative staining is a technique used in gel electrophoresis electron microscopy light microscopy immunocytochemistry gel electrophoresis electron microscopy light microscopy immunocytochemistry ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What is the name given to the relaxation process due to an interaction between an excited nucleus and the magnetic fields caused by nuclei in molecules moving around in the sample? Spin - lattice relaxation Spin - spin - spin relaxation None of these Spin - spin relaxation Spin - lattice relaxation Spin - spin - spin relaxation None of these Spin - spin relaxation ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy The sequence of amino acids in proteins can be determined by means of identification of the -COOH terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides identification of the -NH2 terminal amino acids All of these identification of the -COOH terminal amino acids partial cleavage of the original polypeptide into smaller polypeptides identification of the -NH2 terminal amino acids All of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy Cytochrome C has an isoelectric pH of 7.5 8.5 10.05 11.05 7.5 8.5 10.05 11.05 ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy When radiation energy is absorbed by a spin 1/2 nucleus in a magnetic field, what happens? None of these The processional frequency of the nucleus increases The nucleus spins faster The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field None of these The processional frequency of the nucleus increases The nucleus spins faster The angle of precession flips so that the magnetic moment of the nucleus opposes the applied field ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy In FT-NMR, how are nuclei excited? By an intense pulse of radiation which contains a wide range of frequencies By an intense pressure None of these By radio-frequency radiation whose frequency is swept across a predetermined range By an intense pulse of radiation which contains a wide range of frequencies By an intense pressure None of these By radio-frequency radiation whose frequency is swept across a predetermined range ANSWER DOWNLOAD EXAMIANS APP
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