DNA Sequencing, Mutation and Repair Which of the following mutations arise without exposure to external agents? Analogous mutations Spontaneous mutations Induced mutations None of these Analogous mutations Spontaneous mutations Induced mutations None of these ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Genetic variations are stable influenced by the environment temporary not heritable stable influenced by the environment temporary not heritable ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair A nonsense mutation may result into an abnormal elongation of a polypeptide modification of mRNA a premature termination of the synthesis of a polypeptide a large deletion within the reading frame of a gene an abnormal elongation of a polypeptide modification of mRNA a premature termination of the synthesis 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 bacterial genome was sequenced first? H. influenzae S. pneumoniae S. thermophilus E. coli H. influenzae S. pneumoniae S. thermophilus E. coli ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of these mechanisms for thymine dimers repair lead to mutations? Excision repair Photoreactivation SOS repair Never leads to mutation Excision repair Photoreactivation SOS repair Never leads to 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? 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 Old strands are methylated while new strands are not New strands are lower in molecular size New strands do not contain cytosine bases ANSWER DOWNLOAD EXAMIANS APP
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