FT IR Spectroscopy
Which of the following is the basis of first dimension of separation for two-dimensional electrophoresis?

Molecular mass
Solubility
Isoelectric point
Folding

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FT IR Spectroscopy
In scanning electron microscopy

a specimen is fixed and then coated with thin layer of a heavy metal
a specimen is not fixed and then coated with thin layer of a heavy metal
None of these
a specimen is fixed and then coated with transition metal

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