The famous antibiotic "Penicillin" was discovered by___.

A ) Charles Darwin

B ) Alexander Fleming ✅

C ) Isaac Newton

D ) Robert Hook


Explanation: The famous antibiotic "Penicillin" was discovered by Alexander Fleming in 1928. He found it accidentally when he noticed that a mold (Penicillium notatum) killed bacteria in a petri dish, leading to the development of penicillin as the first widely used antibiotic.