Discussion
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- Question
Peptidoglycan accounts for __________ of the dry weight of cell wall in many gram positive bacteria
Options- A. 50% or more
- B. About 10%
- C. 11%+ 0.22%
- D. About 20%
- Correct Answer
- 50% or more
- 1. Name the component of flagellum.
Options- A. Filament
- B. Hook
- C. Basal body
- D. All of these Discuss
- 2. In which of the following, lipo-polysaccharide is a major constituent of outer membrane of the cellwall?
Options- A. Gram-positive bacteria
- B. Gram-negative bacteria
- C. Fungi
- D. None of these Discuss
- 3. Which of the following may contain fimbriae?
Options- A. Gram-positive bacteria
- B. Gram-negative bacteria
- C. Both (a) and (b)
- D. None of these Discuss
- 4. Teichoic acids are typically found in
Options- A. cell walls of gram positive bacteria
- B. outer membranes of gram positive bacteria
- C. cell walls of gram negative bacteria
- D. outer membranes of gram negative bacteria Discuss
- 5. The common word for bacteria which are spherical in shape is
Options- A. cocci
- B. bacilli
- C. spirilla
- D. pleomorphic Discuss
- 6. Bacteria having no flagella are unable to
Options- A. move
- B. reproduce
- C. stick to tissue surfaces
- D. grow in nutrient agar Discuss
- 7. Which of the following organism has sterols in their cytoplasmic membrane?
Options- A. Clostridum
- B. Proteus
- C. Mycoplasma
- D. Bacillius Discuss
- 8. Which of the following does not contain protein?
Options- A. Pili
- B. Flagellum
- C. Lipoteichoic acid
- D. Porin Discuss
- 9. A cluster of polar flagella is called
Options- A. lophotrichous
- B. amphitrichous
- C. monotrichous
- D. petritrichous Discuss
- 10. The next to last step in peptidoglycan biosynthesis is
Options- A. synthesis of the NAM-peptide subunit
- B. removal of the subunit from bactoprenol
- C. linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain
- D. cross-linking the peptide side chains of peptidoglycan Discuss
Bacteria Morphology problems
Search Results
Correct Answer: All of these
Correct Answer: Gram-negative bacteria
Correct Answer: Gram-negative bacteria
Correct Answer: cell walls of gram positive bacteria
Correct Answer: cocci
Correct Answer: move
Correct Answer: Mycoplasma
Correct Answer: Lipoteichoic acid
Correct Answer: lophotrichous
Correct Answer: linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain
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