What is the relationship called in which bacteria harms its host?

Question

thanks!

Answer 1

Bacterial infection.

Answer 2

paracitism? im not sure

Answer 3

Antibiosis, the opposite of symbiosis (symbiosis being a mutually beneficial relationship for organism and host). In some cases you could call it dysbiosis. Not parasitism, because bacteria aren't considered parasites, medically.

Answer 4

Parasitism