Foodborne illness can come from a variety of sources. most commonly implicated are bacteria, viruses, parasites, and toxins. they can survive in a wide variety of environments, but certain environmental conditions are particularly hospitable for the growth and reproduction of microorganisms. from the list below, choose the characteristics that encourage growth of most microorganisms. select all that apply. select all that apply. ph below 3 temperature within the danger zone access to oxygen temperature below 32°f low humidity