Microbial Genetics
In the time since E. coli and Salmonella diverged evolutionarily

E. coli has acquired many genes via horizontal transfer
none of these
there has been little change in either genome
E, coli has lost approximately 50% of its genome

ANSWER DOWNLOAD EXAMIANS APP

Microbial Genetics
Which of the following theory is supported by the genomic sequence of the obligate intracellular parasite Rickettsia prowazekii ?

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

ANSWER DOWNLOAD EXAMIANS APP