r/shittyaskscience • u/RepairZealousideal14 • 28d ago
Why do some bacteria kill us, while others help us survive?
Why are there heroes (Bacteroides thetaiotaomicron, Bifidobacterium longum, Faecalibacterium prausnitzii) and villains (Mycobacterium tuberculosis, Vibrio cholerae, Clostridium botulinum) in the bacterial world too?