DNA Sequencing, Mutation and Repair A mutagen is defined as an enzyme that repairs mutations an inhibitor of gene modification a chemical or physical agent that induces mutations a molecule which stabilizes DNA thus prevents mutations from occurring an enzyme that repairs mutations an inhibitor of gene modification a chemical or physical agent that induces mutations a molecule which stabilizes DNA thus prevents mutations from occurring 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 are methylated while old strands are not New strands do not contain cytosine bases Old strands are methylated while new strands are not New strands are lower in molecular size New strands are methylated while old strands are not New strands do not contain cytosine bases Old strands are methylated while new strands are not New strands are lower in molecular size ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Changes in which of the following characterizes mutations? Genotype Phenotype None of these Both (a) and (b) Genotype Phenotype None of these Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of the following bacterial genome was sequenced first? S. pneumoniae H. influenzae E. coli S. thermophilus S. pneumoniae H. influenzae E. coli S. thermophilus ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair What was the first eukaryotic chromosome to be sequenced? Yeast chromosome III None of these Arabidopsis chromosome IV Yeast chromosome XI Yeast chromosome III None of these Arabidopsis chromosome IV Yeast chromosome XI ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair The promoter on an expression vector used to overproduce proteins in bacteria is not a regulated promoter the natural promoter of the gene being cloned expressed both in bacteria and mammalian cells a bacterial promoter not a regulated promoter the natural promoter of the gene being cloned expressed both in bacteria and mammalian cells a bacterial promoter ANSWER DOWNLOAD EXAMIANS APP