You are responsible for all information from Week 1 through Week 3 and any information contained in assignment questions and Mastering Microbiology. Week 1: Attendance and Safety Policies 2-1 Ubiquity of Microorganisms Applying the terms ubiquity, pathogenic, reservoir, opportunistic pathogen, and saprophyte. Understand the ubiquitous nature of microorganisms. Know what a microorganism must acquire from its environment in order to grow and replicate. Understanding why morphological characterization is useful. Understanding why microbial controls (germicides) are useful. Pg 121: Applying the term germicide. Applying the three broad germicidal categories: decontamination, disinfection, and sterilization.

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

the sphincter muscles at the end of the digestive tract is the anus.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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