DNA Sequencing, Mutation and Repair Which of the following mutations arise without exposure to external agents? Spontaneous mutations Induced mutations None of these Analogous mutations Spontaneous mutations Induced mutations None of these Analogous mutations ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair A nonsense mutation may result into a premature termination of the synthesis of a polypeptide modification of mRNA an abnormal elongation of a polypeptide a large deletion within the reading frame of a gene a premature termination of the synthesis of a polypeptide modification of mRNA 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 What was the first eukaryotic chromosome to be sequenced? Yeast chromosome III Arabidopsis chromosome IV None of these Yeast chromosome XI Yeast chromosome III Arabidopsis chromosome IV None of these Yeast chromosome XI 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 are lower in molecular size Old strands are methylated while new strands are not New strands do not contain cytosine bases New strands are methylated while old strands are not New strands are lower in molecular size Old strands are methylated while new strands are not New strands do not contain cytosine bases ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair The mutation which will not affect the length of a protein is, missense mutation all of these nonsense mutation frameshift mutation missense mutation all of these nonsense mutation frameshift mutation ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Frame shift mutation may occur as a result of None of these deamination of cytosine to uracil formation of a thymine-dimer conversion of guanine to xanthine None of these deamination of cytosine to uracil formation of a thymine-dimer conversion of guanine to xanthine ANSWER DOWNLOAD EXAMIANS APP