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 In scanning electron microscopy a specimen is fixed and then coated with transition metal a specimen is fixed and then coated with thin layer of a heavy metal None of these a specimen is not fixed and then coated with thin layer of a heavy metal a specimen is fixed and then coated with transition metal a specimen is fixed and then coated with thin layer of a heavy metal None of these a specimen is not fixed and then coated with thin layer of a heavy metal ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What is meant by rotating frame of reference? That the sample is spun rapidly in the applied field None of these That the detector rotates around the sample If the laboratory itself is imagined to be rotated at the Larmor frequency, viewing that individual magnetic moment vectors are fixed in space That the sample is spun rapidly in the applied field None of these That the detector rotates around the sample If the laboratory itself is imagined to be rotated at the Larmor frequency, viewing that individual magnetic moment vectors are fixed in space ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy What does the Michelson interferometer do? Modulate the I.R. signal at a lower frequency, so that it can be observed by a detector Split a polychromatic beam of radiation into its component wavelengths None of these Selectively filter certain wavelengths from a beam of I.R. radiation Modulate the I.R. signal at a lower frequency, so that it can be observed by a detector Split a polychromatic beam of radiation into its component wavelengths None of these Selectively filter certain wavelengths from a beam of I.R. radiation 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 - spin relaxation Spin - spin - spin relaxation Spin - lattice relaxation None of these Spin - spin relaxation Spin - spin - spin relaxation Spin - lattice relaxation None of these ANSWER DOWNLOAD EXAMIANS APP
FT IR Spectroscopy Which of the following is the basis of first dimension of separation for two-dimensional electrophoresis? Folding Molecular mass Isoelectric point Solubility Folding Molecular mass Isoelectric point Solubility ANSWER DOWNLOAD EXAMIANS APP
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