Question

there are good bacteria that live in our gut. they benefit from us because they keep harmful bacteria away. in one or two sentences, define this relationship and describe what could happen if we look too many bacteria-killing antibiotics without the advice of a physician. write it as a 6th grader in a short sentence

Answer 1

This is called mutualism: we feed the good gut bacteria and they help keep bad germs away. If you take too many antibiotics without a doctor, they can kill the good bacteria, cause tummy troubles or infections, and let germs become antibiotic-resistant.