DNA Sequencing, Mutation and Repair A mutagen is defined as an inhibitor of gene modification a chemical or physical agent that induces mutations an enzyme that repairs mutations a molecule which stabilizes DNA thus prevents mutations from occurring an inhibitor of gene modification a chemical or physical agent that induces mutations an enzyme that repairs mutations a molecule which stabilizes DNA thus prevents mutations from occurring ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Changes in which of the following characterizes mutations? Both (a) and (b) None of these Genotype Phenotype Both (a) and (b) None of these Genotype Phenotype ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Differentiation of four different bases in automated sequencing systems is that each base has cytosine at start unique antibody bound to it different radioactive tag distinctive fluorescent tag cytosine at start unique antibody bound to it different radioactive tag distinctive fluorescent tag ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of the following mutation affects only a single nucleotide? Point mutation Regional mutation Site mutation Aerial mutation Point mutation Regional mutation Site mutation Aerial mutation ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair A nonsense mutation may result into a large deletion within the reading frame of a gene an abnormal elongation of a polypeptide a premature termination of the synthesis of a polypeptide modification of mRNA a large deletion within the reading frame of a gene an abnormal elongation of a polypeptide a premature termination of the synthesis of a polypeptide modification of mRNA 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 SOS repair Excision repair Photoreactivation Never leads to mutation SOS repair Excision repair ANSWER DOWNLOAD EXAMIANS APP