NAME DATE _________________________, 2012 Lab Instructor's Name ___________________________ Module #2 Lab Worksheet 1. Define the term aseptic technique. 2. Indicate 2 reasons for wearing gloves in the laboratory or the medical clinic; 1. _________________________________ 2. _________________________________ 4. Describe the technique used to obtain a pure culture of a bacterium from a patient specimen (e.g., pus). 5. Explain the term selective culture medium. 6. Contrast the following media with respect to their 1) selectivity and 2) colony color: Selectivity Colony color a) BHI b) Mannitol Salt agar (MSA) c) Eosin methylene blue agar (EMB) 7. Define the terms: Cloning and colony 8. About how many bacteria (with diameter of 1 micrometer) are present in a 1 mm diameter sized
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