Negatively charged phosphate groups in the DNA backbone must be neutralized in order for folding of DNA to occur. In bacterial DNA, this charge neutralization is carried out by small positively charged molecules called polyamines. What proteins carry out this same function in eukaryotic cells?

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#Question id: 12899

#General Aptitude

Two solid right cones of equal height and of radii r1 and r2 are melted and made to form a solid sphere of radius R. Then the height of the cone is 

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#Question id: 12900

#General Aptitude

The perimeter of the base of a right circular cylinder is 'a' unit. If the volume of the cylinder is V cubic unit, then the height of the cylinder is 

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#Question id: 12901

#General Aptitude

The difference of perimeter and diameter of a circle is X unit. The diameter of the circle is 

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#Question id: 12902

#Unit 13. Methods in Biology

An extension of microarray technology may also be used to analyze tissue sections,this process is known as_____

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#Question id: 12903

#Unit 13. Methods in Biology

A gene isolation system that uses adapted vectors termed as_______

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#Question id: 12904

#Unit 13. Methods in Biology

Match the following:

1. Southern Blotting                               i. Melting temperature of DNA strand

2. DNA microchips                                   ii.oligonucleotide matching to DNA sample

3. ASO-PCR                                                 iii.DNA hybridization to oligo arrays

4. DGGE                                                        iv. labeled probe hybridization to DNA