85) Microorganisms have inhabited the Earth for billions of years, and can be found inhabiting a variety of environments. In fact, microbes performing anoxygenic photosynthesis led to the oxygenation of early Earth's atmosphere. These ancient organisms were ________.
Many microbes that inhabit the skin have the potential to cause disease. One such pathogen is Staphylococcus aureus. The genus name of this organism is most properly represented as ________.
Hand washing in the healthcare environment is aimed at reducing the number of microbes in the medical setting to prevent the spread of infection and disease. Which of these terms best represents this technique?
Koch's postulates are criteria used to establish thatA) microbes are found on dust particles.B) a specific microbe is the cause of a specific disease.C) life forms can only arise from preexisting life forms.D) a specific microbe should be classified in a specific kingdom.E) microbes can be used to clean up toxic spills.
The microorganisms that recycle nutrients by breaking down dead matter and wastes are called ________.