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- Question
Which of the following is analogous to mesosomes of bacteria?
Options- A. Mitochondria of eukaryotes
- B. Golgi apparatus of eukaryotes
- C. Lysosomes of eukaryotes
- D. None of these
- Correct Answer
- Mitochondria of eukaryotes
- 1. Swimming towards a chemical of bacteria is termed as
Options- A. positive chemotaxis
- B. negative chemotaxis
- C. phototaxis
- D. magnetotaxis Discuss
- 2. The common word for bacteria which are helically curved rods is
Options- A. cooci
- B. pleomorphic
- C. bacillus
- D. spirilla Discuss
- 3. The structure responsible for motility of bacteria is
Options- A. pilli
- B. flagella
- C. sheath
- D. capsules Discuss
- 4. Microcapsules are composed of
Options- A. proteins
- B. polysaccharides
- C. lipids
- D. all of these Discuss
- 5. 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
- 6. Which is most likely to be exposed on the surface of a gram-negative bacterium?
Options- A. Pore protein (porin)
- B. Protein involved in energy generation
- C. Lipoteichoic acid
- D. Phospholipids Discuss
- 7. Peptidoglycan is found only in the bacterial
Options- A. cell membrane
- B. glycocalyx
- C. cell wall
- D. spore Discuss
- 8. Which of the following is exposed on the outer surface of a gram-negative bacterium?
Options- A. O-antigen of lipopolysaccharide (LPS)
- B. Polysaccharide portion of lipoteichoic acid (LTA)
- C. Braun lipoprotein
- D. Electron transport system components Discuss
- 9. Cyanobacteria have
Options- A. a gram-positive cell wall
- B. a gram-negative cell wall
- C. Neither (a) nor (b)
- D. No cell wall Discuss
- 10. Which of the following has Chinese letter arrangement?
Options- A. Bacillus anthracis
- B. Mycobacterium tuberculosis
- C. Clostridium tetani
- D. Corynebacterium diphtheriae Discuss
Bacteria Morphology problems
Search Results
Correct Answer: positive chemotaxis
Correct Answer: spirilla
Correct Answer: flagella
Correct Answer: all of these
Correct Answer: linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain
Correct Answer: Pore protein (porin)
Correct Answer: cell wall
Correct Answer: O-antigen of lipopolysaccharide (LPS)
Correct Answer: a gram-negative cell wall
Correct Answer: Corynebacterium diphtheriae
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