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#Question id: 15015


A square matrix each of whose diagonal elements are ‘1’ and non-diagonal elements are '0’ is called 

#Section 1: Engineering Mathematics
  1. Null matrix 
  2. Skew symmetric matrix 
  3. Identity matrix 
  4. row matrix

Answer:- Option(s): 2


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#Question id: 5842

#Section 3: Genetics, Cellular and Molecular Biology

 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: 5843

#Section 3: Genetics, Cellular and Molecular Biology

 In homologous recombination in E. coli, the protein that assembles into long, helical filaments that coat a region of DNA is:

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#Question id: 5844

#Section 3: Genetics, Cellular and Molecular Biology

In homologous genetic recombination, RecA protein is involved in:

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#Question id: 5845

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following statements is false?  In vitro, the strand-exchange reaction:

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#Question id: 5847

#Section 3: Genetics, Cellular and Molecular Biology

A Holliday structure is a(n)

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#Question id: 5922

#General Aptitude

The last day of a Century year can not be:

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