Microbial Genetics Why Deinococcus radiodurans is able to survive massive exposure to radiation? Because it produces a thick shell which acts as a shield from the radiation Because it has many copies of genes encoding DNA repair Because its cellwall contains radioactive elements Because it has unique DNA repair mechanisms Because it produces a thick shell which acts as a shield from the radiation Because it has many copies of genes encoding DNA repair Because its cellwall contains radioactive elements Because it has unique DNA repair mechanisms ANSWER DOWNLOAD EXAMIANS APP
Microbial Genetics In the time since E. coli and Salmonella diverged evolutionarily there has been little change in either genome E. coli has acquired many genes via horizontal transfer E, coli has lost approximately 50% of its genome none of these there has been little change in either genome E. coli has acquired many genes via horizontal transfer E, coli has lost approximately 50% of its genome none of these ANSWER DOWNLOAD EXAMIANS APP
Microbial Genetics The species of bacteria, which possesses 250 genes for lipid biosynthesis is H. influenzae E. coli M. tuberculosis M. genitalium H. influenzae E. coli M. tuberculosis M. genitalium ANSWER DOWNLOAD EXAMIANS APP
Microbial Genetics The physical nature of genomes is studied under comparative genomics functional genomics proteo genomics structural genomics comparative genomics functional genomics proteo genomics structural genomics ANSWER DOWNLOAD EXAMIANS APP
Microbial Genetics Why the bacterium Treponema pallidum is difficult to culture? Because it requires extremely low temperature at which water freezes Because it requires a great deal of water to reproduce Because it is unable to use carbohydrates as an energy source Because it lacks the genes needed for TCA cycle and oxidative phosphorylation Because it requires extremely low temperature at which water freezes Because it requires a great deal of water to reproduce Because it is unable to use carbohydrates as an energy source Because it lacks the genes needed for TCA cycle and oxidative phosphorylation ANSWER DOWNLOAD EXAMIANS APP
Microbial Genetics Which of the following theory is supported by the genomic sequence of the obligate intracellular parasite Rickettsia prowazekii ? All bacteria evolved from viruses Parasites have a definite genomic sequence similar to viruses Parasitic bacteria have very large genomes Mitochondria have evolved from endosymbiotic bacteria All bacteria evolved from viruses Parasites have a definite genomic sequence similar to viruses Parasitic bacteria have very large genomes Mitochondria have evolved from endosymbiotic bacteria ANSWER DOWNLOAD EXAMIANS APP
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