what is the word antibiotic derived from?

what do antibiotics do?

what are most produced by?

what is penicillin made by

who discovered penicillin?

how do they work in basic terms?

how do bacteria cells resist osmosis?

what does this prevent?

how do some antibiotics kill bacteria?

how do they do this?

what does this mean for the walls?

when is this type of antibiotic useful?

why aren't viruses killed by antibiotics?

what is resistance due to?

what was the mutation that allowed them to t=resist?

what was the name given to this enzyme?

how is the production of penicillinase passed on?

what eventually happens?

how can this resistance be transferred to other bacterial species?

what can this lead to?

what is the name give to these bacteria?