7. Prokaryotic Cell Structures & Functions
Gram-Negative Cell Walls
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Practice this topic
- Multiple Choice
Which of the following components of the gram-negative cell wall anchors the outer membrane to the thin peptidoglycan layer?
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What part of Lipopolysaccharide is the endotoxin during bacterial infections?
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Which of the following statements regarding porins is TRUE?
895views11rank - Textbook Question
Use the following choices to answer questions 2–4.
a. No change will result; the solution is isotonic.
b. Water will move into the cell.
c. Water will move out of the cell.
d. The cell will undergo osmotic lysis.
e. Sucrose will move into the cell from an area of higher concentration to one of lower concentration.
Which statement best describes what happens when a gram-negative bacterium is placed in distilled water and penicillin?
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Which of the following does not belong with the others?
a. Enterobacteriales
b. Lactobacillales
c. Legionellales
d. Pasteurellales
e. Vibrionales
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Which of the following is an intracellular parasite?
a. Rickettsia
b. Mycobacterium
c. Bacillus
d. Staphylococcus
e. Streptococcus
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When Legionella was newly discovered, why was it classified with the pseudomonads?
a. It is a pathogen.
b. It is an aerobic gram-negative rod.
c. It is difficult to culture.
d. It is found in water.
e. none of the above
688views - Multiple Choice
The cell wall of Gram-negative organisms:
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