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