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 unique DNA repair mechanisms
Because its cellwall contains radioactive elements
Because it has many copies of genes encoding DNA repair

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
Parasites have a definite genomic sequence similar to viruses
Mitochondria have evolved from endosymbiotic bacteria
All bacteria evolved from viruses

ANSWER DOWNLOAD EXAMIANS APP