DNA Sequencing, Mutation and Repair A mutagen is defined as an enzyme that repairs mutations a chemical or physical agent that induces mutations a molecule which stabilizes DNA thus prevents mutations from occurring an inhibitor of gene modification an enzyme that repairs mutations a chemical or physical agent that induces mutations a molecule which stabilizes DNA thus prevents mutations from occurring an inhibitor of gene modification ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Frame shift mutation may occur as a result of None of these conversion of guanine to xanthine formation of a thymine-dimer deamination of cytosine to uracil None of these conversion of guanine to xanthine formation of a thymine-dimer deamination of cytosine to uracil 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 The DNA sequences of rRNA genes can be used to assess relatedness of eukaryotes but not prokaryotes predict whether a bacteria will be gram-positive or gram-negative predict the pulsed field gel pattern of a microorganism obtain a tentative identification of a new microorganism assess relatedness of eukaryotes but not prokaryotes predict whether a bacteria will be gram-positive or gram-negative predict the pulsed field gel pattern of a microorganism obtain a tentative identification of a new microorganism ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair When mutations involve vital functions so that the mutants are nonviable, it is a transversion nonsense mutation none of these lethal mutation transversion nonsense mutation none of these lethal mutation ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Changes in which of the following characterizes mutations? Phenotype Both (a) and (b) None of these Genotype Phenotype Both (a) and (b) None of these Genotype ANSWER DOWNLOAD EXAMIANS APP