Foundations in Microbiology 9th Edition by Kathleen Park Talaro, Barry Chess

Exercise 2

Critical thinking is the ability to reason and solve problems using facts and concepts. These questions can be approached from a number of angles, and in most cases, they do not have a single correct answer.
A 3-week-old neonate develops severe eczema after being given penicillin therapy for the first time. Explain what has happened.