Some bacteria figured out how to stay away from penicillin, and it went around sort of creating its little DNA information with other bacteria, and now we have a lot of bacteria that are resistant to penicillin, because bacteria communicate.
Umas bactérias quaisquer  perceberam como evitar a penicilina e começaram a criar a sua informação de ADN com outras bactérias e agora temos muitas bactérias resistentes à penicilina, porque as bactérias comunicam.