LABORATORY EXERCISE QUESTIONS ~~1.Which domain primarily contains prokaryotic organisms that live in extreme environment

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LABORATORY EXERCISE QUESTIONS
~~1.Which domain primarily contains prokaryotic organisms thatlive in extreme environments? (1 point)
~~2. List two beneficial functions of bacteria. (2 points)
~~3.List two human diseases caused by bacteria and a specificorganism (using its scientific name) that can causes each disease.(4 points)
a.
b.
~~4. What is the purpose of fixing the smear? (2 points)
~~5. Describe the two methods of fixing a smear. (4 points)
~~6. Describe an advantage of viewing an unstained specimen. (4points)
~~7. List three stains that are used in simple stainingprocedures. (6 points)
a.
b.
c.
~~8. You have collected a specimen from a patient who may havesyphilis.
a. What specific organism do you need to test for? (2points)
b. Which type of staining technique will be the best choiceto use to diagnose if this organism is present in the specimensample? Why is this the correct choice? (4 points)
~~9. How many stains are used in differential staining procedures?What is the most commonly used differential stain? (5 points)
~~10. Your laboratory partner accidentally used distilled waterto decolorize your specimen instead of alcohol during theGram-staining technique.
~~11. You have collected a sputum sample from a patient who issuspected of having tuberculosis.
a. What specific organism do you need to test for? (2points)
b. Which differential stain would be the best choice todiagnose if the sample contains the organism which causestuberculosis? (2 points)
c. Explain why your chosen stain is the best choice. (4points)
d. What will the resulting stained specimen cells look likeif the patient in fact does have tuberculosis? (2 points)
~~12. List the two genera of bacteria that contain acid-fastorganisms. (4 points)
a.
b.
~~13. What is the morphology (shape) of the following bacteria?(4 points)
Thefollowing describes the image above: Flexible helical purplebacteria that consist of several coils. End of imagedescription.
~~14. Name five common arrangements of cocci. (5 points)
~~15. Name two common arrangements of bacilli. (2 points)
~~16. Name three common arrangements of spirilla. (3 points)
~~17. Identify the morphology (shape), arrangement, and Gramstain reaction of the following organism. (6 points)
Thefollowing describes the image above: A group of four purple sphereswith two next to each other on top of two next to each other below.End of image description.
~~18. Identify the morphology (shape), arrangement, and Gramstain reaction of the following organism. (6 points)
Thefollowing describes the image above: Purple chains of bar-shapedbacteria that are end to end. End of image description.
APPLICATION QUESTION
~~19. How might the information gained from this labpertaining to microbiology be useful to you as a healthcareprofessional? (20 points)