#Question id: 3651
#Part-A Aptitude & General Biotechnology
__________________is spontaneous hydrolytic reaction that involves cleavage of the N-glycosylic bond between N-9 of the purine bases A and G and C-1 of the deoxyribose sugar and hence loss of purine bases from the DNA.
#Question id: 3653
#Part-A Aptitude & General Biotechnology
Cyclobutane pyrimidine dimers are formed by -------------from adjacent pyrimidines on one strand by cyclization of the double-bonded C5 and C6carbon atoms of each base to give a cyclobutane ring.
#Question id: 3654
#Part-A Aptitude & General Biotechnology
Cleavage of the cyclobutane ring of pyrimidine dimers by ______________ restores the original DNA structure.
#Question id: 3655
#Part-A Aptitude & General Biotechnology
The mismatched base is removed from the daughter strand of DNA by:
#Question id: 3657
#Part-A Aptitude & General Biotechnology
Mutations in excision repair genes or a translesion DNA polymerase cause:
#Question id: 3658
#Part-A Aptitude & General Biotechnology
In E. coli, the UvrABC endonuclease removes _____________and other bulky lesions by recognizing the distortion these produce in the double helix.