Profile for gernwingmommawhoge
|
SignaturePenicillin (PCN or pen) is a group of antibiotics which include penicillin G (intravenous use), . This core has the molecular formula R-C9H11N2O4S, where R is the variable . Half of the total supply produced at the time was used on that one patient, During World War II, penicillin made a major...
|
