@ x Microbiology The Human Experience
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2nd Edition By Foster and Slonczewski
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Chapter 1 - 27 Complete
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,Chapter 01: Microbes Shape Our History
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MULTIPLE CHOICE
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1. Which of the following is NOT considered a benefit of microorganisms?
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a. nitrogen fixation @x c. synthesis of vitamins @x @x
b. production of fermented foods @x @x d. causative agents of disease
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ANS: D @x DIF: Easy REF: 1.1 @x
OBJ: 1.1a Describe how we define a microbe, and explain why the definition is a challenge.MS
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: Remembering
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2. A microbe that is 50 nm in size would most likely be
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a.@ fungi.
x c. virus.
b. E. coli.
@ x @x d. algae.
ANS: C @x DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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3. Based on the figure shown, the type of organism indicated with an arrow could be a
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a. virus. c. macroscopic fungi. @x
b. bacteria. d. large ameba.
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ANS: B @x DIF: Easy REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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4. Based on the figure, the type of organism shown is a(n)
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, a. virus. c. archaea.
b. bacteria. d. eukaryote.
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ANS: D @x DIF: Moderate REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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5. Which of the following demonstrates correct scientific notation of a bacterial organism?
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a. Staphylococcus Epidermidis c. Staphylococcus epidermidis
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b. Staphylococcus epidermidis d. Staphylococcus Epidermidis
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ANS: C @x DIF: Easy REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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6. Which key characteristic differentiates a prokaryote from a eukaryote?
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a. the absence of proteins
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b. the presence of DNA
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c. the absence of membrane-bound organelles
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d. the presence of a cell wall
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ANS: C @x DIF: Easy REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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7. Which of the following methods for classifying life forms can best be used to distinguish between tw
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oc losely related rod-shaped bacterial organisms, Salmonella typhimurium and Escherichia coli?
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a. physical characteristics @x c. DNA sequence comparison @x @x
b. method of reproduction @x @x d. environmental habitat @ x @x
ANS: C @x DIF: Moderate REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
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8. Which of the following is always classified as a eukaryote?
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a. papillomavirus c. Escherichia coli @x
b. methanogen d. yeast
ANS: D @x DIF: Moderate REF: @ x 1.1
, OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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@ e three domains have in common and how they differ.
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9. Which of the following has been used as a tool for gene therapy?
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a. viruses c. protozoa
b. archaea d. fungi @ x
ANS: A @ x DIF: Easy REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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e three domains have in common and how they differ.
@ x @x @x @x MSC: Understanding
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10. Which of the following would you not expect to find in the human digestive tract?
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a. archaea c. bacteria
b. algae d. intestinal viruses @ x @x
ANS: B @x DIF: Moderate REF: 1.1 @x
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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@ e three domains have in common and how they differ.
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11. Antibiotics are chemotherapeutic drugs that function by inhibiting an important cellular structure or p roc
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ess of an organism that is causing an infection. Which of the following would not be affected byan a
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ntibiotic that targets cellular metabolic enzymes?
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a. Streptococcus pyogenes bacteria c. ameba
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b. Herpes virus @x d. bread mold @ x @x
ANS: B @x DIF: Moderate REF: 1.1 @x
OBJ: 1.1c Define viruses, and explain how they relate to living cells.MS
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C: Analyzing
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12. Which scientist is credited with constructing the first microscope?
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a. Antonie van Leeuwenhoek
@ x @x c. Robert Hooke
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b. Catherine of Siena
@ x @x d. Louis Pasteur
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ANS: C @x DIF: Easy REF: 1.2 @x
OBJ: 1.2a Explain how microbial diseases have changed human history.
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MSC: Remembering
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13. Which of the following was an unexpected benefit of the bubonic plague?
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a. There was no benefit to the bubonic plague.
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b. The population of Europe experienced a baby boom.
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c. It resulted in a better understanding of aseptic practices and how to prevent the spread ofi
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d. The population decline enabled the cultural advancement of the Renaissance.
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ANS: D @x DIF: Easy REF: 1.2 @x
OBJ: 1.2a Explain how microbialgdiseases have changed human history.
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MSC: Understanding
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14. Which of the following organisms would you NOT be able to see using Robert Hooke’s microscope?
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a. vinegar eel @x c. mold filaments @x
s d. Mycobacterium tuberculosis @x
b. dust mites @x
ANS: D @x DIF: Moderate REF: @ x 1.2