A covalent bond is likely to be polar when ________.

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#Question id: 18661

#Part-A Aptitude & General Biotechnology

Which of the following highly sensitive analytical technique particularly useful for studying microheterogeneity in a protein

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#Question id: 18662

#Part-A Aptitude & General Biotechnology

Which of the following method is particularly useful for separating isoenzymes, which are different forms of the same enzyme, often differing by only one or two amino-acid residues.

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#Question id: 18663

#Part-A Aptitude & General Biotechnology

When a protein exists in mono-, di- and tri-phosphorylated forms. The difference of a couple of phosphate groups has no significant effect on the overall relative molecular mass of the protein, hence a single band on SDS gels, but the small charge difference introduced on each molecule can be detected by

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#Question id: 18664

#Part-A Aptitude & General Biotechnology

2D electrophoresis is the combination of 

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#Question id: 18665

#Part-A Aptitude & General Biotechnology

In a road accident a forensic scientist collected traces of blood or other biological fluids and he wants to compared samples according to the composition of certain isoenzymes, for this which technique will efficiently work

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#Question id: 18666

#Part-A Aptitude & General Biotechnology

The above figure shows where sample applied was 100 µg of total protein extracted from a normal dog heart ventricle. The first dimension was conducted using a pH 4–7 isoelectric focussing gel. The second dimension was a 12% SDS–PAGE vertical slab gel. The pattern was visualised by silver staining. Which of the following techniques is applied