Borrelia afzelii is a microorganism.
Borrelia afzelii is a species of Borrelia a bacterium that can infect various species of vertebrates and invertebrates .	Borrelia	Borrelia	bacterium	bacterium	invertebrates	invertebrates
Bacteria -LRB- -LSB- bktri -RSB- common noun bacteria , singular bacterium -RRB- constitute a large domain of prokaryotic microorganisms .	domain	domain (biology)	prokaryotic	prokaryotic
