#Question id: 3650
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following is true for the most important form of DNA damage which produces pyrimidine dimers from adjacent pyrimidine bases?
#Question id: 3651
#Section 3: Genetics, Cellular and Molecular Biology
__________________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: 3652
#Section 3: Genetics, Cellular and Molecular Biology
Alkylating agents are electrophilic chemicals which readily add alkyl groups to various positions on nucleic acids. A common example is:
#Question id: 3654
#Section 3: Genetics, Cellular and Molecular Biology
Cleavage of the cyclobutane ring of pyrimidine dimers by ______________ restores the original DNA structure.
#Question id: 3655
#Section 3: Genetics, Cellular and Molecular Biology
The mismatched base is removed from the daughter strand of DNA by:
#Question id: 3658
#Section 3: Genetics, Cellular and Molecular Biology
In E. coli, the UvrABC endonuclease removes _____________and other bulky lesions by recognizing the distortion these produce in the double helix.