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Questions and Answers
What is the genetic material contained in bacterial cells?
What is the genetic material contained in bacterial cells?
- A single, long molecule of double-stranded DNA (correct)
- A multilaminated membranous body formed as invagination of the plasma membrane
- A closed circular thread about 1 mm long
- A haploid chromosome replicating through mitosis
What is the function of plasmids in bacteria?
What is the function of plasmids in bacteria?
- To create a nuclear membrane similar to eukaryotic cells
- To form the genetic material of bacterial cells
- To confer certain properties such as drug resistance and bacteriocin production (correct)
- To initiate mitosis in bacterial cells
How do plasmids replicate in bacterial cells?
How do plasmids replicate in bacterial cells?
- By forming nuclear membrane and nucleolus
- By forming a closed circular thread about 1 mm long
- Independently of the chromosome or by integration with it (correct)
- Through simple fission instead of mitosis
What are mesosomes (chondroids) in bacterial cells?
What are mesosomes (chondroids) in bacterial cells?
What is the function of mesosomes (chondroids) in bacterial cells?
What is the function of mesosomes (chondroids) in bacterial cells?
How do plasmids pass on to progeny in bacterial cells?
How do plasmids pass on to progeny in bacterial cells?
What is the function of fimbriae or pili in gram-negative bacteria?
What is the function of fimbriae or pili in gram-negative bacteria?
What is the function of capsules in bacteria?
What is the function of capsules in bacteria?
Where do mesosomes develop in gram-positive bacteria?
Where do mesosomes develop in gram-positive bacteria?
Which structure is the location for all bacterial protein synthesis?
Which structure is the location for all bacterial protein synthesis?
What is the function of gas vesicles in bacteria?
What is the function of gas vesicles in bacteria?
What are the hair-like surface appendages found in many gram-negative bacteria?
What are the hair-like surface appendages found in many gram-negative bacteria?
What is the function of flagella in motile bacteria?
What is the function of flagella in motile bacteria?
Where is the single circular chromosome of deoxyribonucleic acid (DNA) located in bacterial cells?
Where is the single circular chromosome of deoxyribonucleic acid (DNA) located in bacterial cells?
Which structure protects the cell wall of bacteria from attack by antibacterial agents?
Which structure protects the cell wall of bacteria from attack by antibacterial agents?
What is predominantly found in the cytoplasmic region of a well-studied bacterium?
What is predominantly found in the cytoplasmic region of a well-studied bacterium?
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