The two genomes, in fact, are so different that scientists are now questioning whether these two bacteria should really be considered the same species.
(The two genomes; are; so different that scientists are now questioning whether these two bacteria should really be considered the same species) (scientists; are questioning; whether these two bacteria should really be considered the same species; T:now)
The two genomes scientists
are are questioning
so different that scientists are now questioning whether these two bacteria should really be considered the same species
whether these two bacteria should really be considered the same species T:now