DNA Sequencing, Mutation and Repair When mutations involve vital functions so that the mutants are nonviable, it is a nonsense mutation lethal mutation none of these transversion nonsense mutation lethal mutation none of these transversion ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair The mutation which will not affect the length of a protein is, nonsense mutation all of these frameshift mutation missense mutation nonsense mutation all of these frameshift mutation missense mutation 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? Old strands are methylated while new strands are not New strands are lower in molecular size New strands do not contain cytosine bases New strands are methylated while old strands are not Old strands are methylated while new strands are not New strands are lower in molecular size New strands do not contain cytosine bases New strands are methylated while old strands are not ANSWER DOWNLOAD EXAMIANS APP
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 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
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