Question

what are antibiotics? how does the antibiotic penicillin act on bacteria? why do antibiotics not work against virus?

Answer 1

antibiotic are microorganisms that are used to kill . bacteria

Answer 2

It interferes with the synthesis ofpeptidoglycan. This weakens the cell walls of dividing bacteria, so they burst and die because of osmotic pressure. Finally, we learned that penicillin is a narrow-spectrum antibiotic and is more effective against Gram-positive bacteria.