As B-DNA is gradually heated, the absorbance at 260 nm

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#Question id: 16074

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

Match the items in Group 1 with an appropriate description in Group 2 

Group 1                                                    Group 2 

P. PSI-BLAST                                    1. ungapped, aligned motif 

Q. CLUSTALW                                 2. Profiles

R. BLOCK                                         3. Heuristic method

S. FASTA                                           4. Multiple sequence alignment

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#Question id: 16436

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

The PCR consists of three defined sets of times and temperatures, termed steps

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#Question id: 16438

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

^{A DNA sample having mass 1 picogram undergoes PCR, the eluted DNA is weighted about 1 microgram, the minimum number of cycles required}

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#Question id: 16440

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

In RNA isolation, for protein free solution what will be the ratio at  nm A260/A280

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#Question id: 16442

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

Phenomenon of Smiling Effect is largely applicable in

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#Question id: 16444

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

Gels of 15% polyacrylamide are useful for separating proteins in the range Mr = 100,000 to 10,000,  while a 7.5% gel are used to separate