DNA Sequencing, Mutation and Repair Which of the following(s) is/are steps in excision repair mechanisms? Excision Ligation Incision All of these Excision Ligation Incision All of these ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Thymine dimers are directly repaired with the help of visible light by process known as photosynthesis excision repair photoreactivation phosphorylation photosynthesis excision repair photoreactivation phosphorylation ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Due to which of the following DNA repair mechanisms, one is able to distinguish newly synthesized DNA strands from older one? New strands do not contain cytosine bases Old strands are methylated while new strands are not New strands are methylated while old strands are not New strands are lower in molecular size New strands do not contain cytosine bases Old strands are methylated while new strands are not New strands are methylated while old strands are not New strands are lower in molecular size ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair A nonsense mutation may result into modification of mRNA a premature termination of the synthesis of a polypeptide an abnormal elongation of a polypeptide a large deletion within the reading frame of a gene modification of mRNA a premature termination of the synthesis of a polypeptide an abnormal elongation of a polypeptide a large deletion within the reading frame of a gene ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of the following mutations arise without exposure to external agents? None of these Induced mutations Analogous mutations Spontaneous mutations None of these Induced mutations Analogous mutations Spontaneous mutations ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of these mechanisms for thymine dimers repair lead to mutations? Photoreactivation Never leads to mutation Excision repair SOS repair Photoreactivation Never leads to mutation Excision repair SOS repair ANSWER DOWNLOAD EXAMIANS APP
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