If you examine a natural population of bacteria, it is common to find some antibiotic-sensitive and some antibiotic-resistant strains, even if the population has never been exposed to any antibiotic. which explanation could account for this situation?

According to the theory of mercantilism, a country is strengthen by

Emilio is facing imminent death. consistent with a recent study of canadians in a similar situation, given a choice, the least desirable place he would choose to die is:

Kay is a thoughtful and considerate person but has a difficult time making decisions on her own. she relies on her one best friend, someone she has known since childhood, to give her advice on virtually every decision she makes. sometimes kay even asks the friend to make the decision for her. at work, she holds a position far below her potential and has refused several promotion opportunities. she is most likely suffering from personality disorder.