DNA Sequencing, Mutation and Repair Which of the following mutations arise without exposure to external agents? Induced mutations Spontaneous mutations Analogous mutations None of these Induced mutations Spontaneous mutations Analogous mutations None of these 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 conversion of guanine to xanthine formation of a thymine-dimer None of these deamination of cytosine to uracil conversion of guanine to xanthine formation of a thymine-dimer ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair When mutations involve vital functions so that the mutants are nonviable, it is a transversion lethal mutation none of these nonsense mutation transversion lethal mutation none of these nonsense mutation ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair Which of these mechanisms for thymine dimers repair lead to mutations? Photoreactivation Excision repair Never leads to mutation SOS repair Photoreactivation Excision repair Never leads to mutation SOS repair ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair The DNA sequences of rRNA genes can be used to 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 assess relatedness of eukaryotes but not prokaryotes ANSWER DOWNLOAD EXAMIANS APP
DNA Sequencing, Mutation and Repair A mutagen is defined as a molecule which stabilizes DNA thus prevents mutations from occurring a chemical or physical agent that induces mutations an inhibitor of gene modification an enzyme that repairs mutations a molecule which stabilizes DNA thus prevents mutations from occurring a chemical or physical agent that induces mutations an inhibitor of gene modification an enzyme that repairs mutations ANSWER DOWNLOAD EXAMIANS APP
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