In homologous recombination in E. coli, the protein that moves along a double-stranded DNA, unwinding the strands ahead of it and degrading them, is:

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#Question id: 346

#Section 2: General Biology

The partial negative charge in a molecule of water occurs because ________.

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#Question id: 5252

#Section 3: Genetics, Cellular and Molecular Biology

Which type(s) of genetic transfer lead to incorporation of new DNA into the bacterial chromosome?

I. Conjugation mediated by F factor

II. Hfr mediated conjugation

III. Transduction

IV. Transformation

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#Question id: 17206

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

In regular expressions, which of the following pair of pattern is wrongly matched with its significance?

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#Question id: 1626

#Section 2: General Biology

The initial complement component activated by complement-fixing antibodies is:

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#Question id: 1954

#Section 2: General Biology

What is the single best description of type 1 diabetes?