Name a single - stranded uracil containing vector which is grown in a selectable host deficit of the enzymes.

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#Question id: 15275

#XL - Q Biochemistry

Affinity chromatography on oligo(dT)-cellulose columns, is used for eukaryotic mRNA extraction, instead of using oligo(dT)-cellulose we can also use

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#Question id: 15310

#XL - S Microbiology

Organisms such as Escherichia, Enterococcus, Saccharomyces cerevisiae does not require O2 for growth, but grows better in its presence. Such organisms are termed as

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#Question id: 15329

#XL - S Microbiology

For the B-cell formation provide signals 

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#Question id: 15330

#XL - S Microbiology

BCR membrane bound converted into secreted form by signal of

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#Question id: 15331

#XL - S Microbiology

B-cell surface contain marker_______

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#Question id: 15332

#XL - S Microbiology

At the surface of B-cell contain antibody- IgM and IgD, How is the formation of IgD from IgM?