Antibiotics Are Compounds That Kill Bacteria

Multiple Choice

Antibiotics are compounds that kill bacteria. If you take an antibiotic in pill form, it is distributed throughout your body. Individuals who take antibiotic pills for a bacterial infection in their throat often find they develop an "upset stomach" because the antibiotic also kills the microbial communities in their gut. This suggests that:

A) gut bacteria have positive effects on the humans they inhabit.
B) gut bacteria have only negative effects on the humans they inhabit.
C) it is good to sterilize the gut.
D) humans have a predatory relationship with their gut bacteria.
E) None of the answer options is correct.