DNA from Salmonella species, when digested with the restriction enzyme Xba I, gives around 15 fragments ranging from 25 kb to 680 kb This pattern of fragments, or ‘fingerprint’, is unique to that strain. If the same fingerprint is found from bacteria from other infected people, then it can be assumed that they were all infected from a common source. Thus, by comparing their eating habits, food sources, etc. the source of the infection can be traced to a restaurant, food item. The fingerprints are created and analysed by

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#Question id: 1555

#Part-A Aptitude & General Biotechnology

which type of amino acid in polypeptide position 9 is favoured interaction which MHC class 1?

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#Question id: 18798

#Part-A Aptitude & General Biotechnology

which of the is a fluorescent dye with a flat, planar structure that slides between the rungs of (or intercalates into) the DNA ladder in a quantitative manner frequently used in FACS.

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#Question id: 18696

#Part-B Specialized Branches in Biotechnology

Isoschizomers recognize

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#Question id: 4386

#Part-A Aptitude & General Biotechnology

Which one of the following techniques would be best suited to follow how a thyroxine-bound receptor translocates from the cytoplasm to its DNA response element?

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#Question id: 2997

#Part-A Aptitude & General Biotechnology

Composed of population of cell that at the same stage of their cell cycle