Question

how do you think scientist discovered micro-organism

Answer 1

When the Scientist Alexander Fleming a professor of microbiology at St Mary's Hospital had cultured varieties of bacteria and fungi in petri dishes in his laboratory One day when he was doing experiment With bacteria and fungi in the suddenly the girlfriend of him came and he forget to wash the Petri dish and when he came he saw that the fungi has killed bacteria in the plate and first Penicillium was discovered by him