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Microbiology IV Quiz: Bacterial Organoids and Plasmids

12 Questions

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Microbiology IV Quiz: Bacterial Organoids and Plasmids

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Questions and Answers

Which of the following elements facilitate evasion?

Teichoic acid

Plasma membrane

Flagella

Glycocalyx (correct)

Which statement about plasmids is false?

Exchange of plasmids can occur between one genera of bacteria

All statements are true (correct)

Multiresistant bacteria can develop due to plasmids

Plasmid may determine resistance against high concentrations of antibiotics

Which of the following are functions of capsule?

Adherence

Antigenic function

Barrier function

Protection (correct)

Which of the following is an adhesion factor?

Endotoxin Signup and view all the answers

Which of the following is known as endotoxin?

Teichoic acids Signup and view all the answers

Which of the following about ordinary pili is false?

Provide evasion Signup and view all the answers

What inhibits phagocytosis in bacteria with a thick periplasmic space?

Capsule Signup and view all the answers

What type of cross-link is found in Gram-positive bacteria?

Pentaglycine cross-link Signup and view all the answers

What is an evasion factor in the context of bacterial infection?

A factor that protects bacteria from host’s immune response Signup and view all the answers

Which component of the cell wall is higher in Gram-positive bacteria?

Teichoic and lipoteichoic acids Signup and view all the answers

What can cause a disease when normal microbiota experience dysbiosis?

Normal microbiota Signup and view all the answers

What plays a significant role in the process of infection?

Immunity of the host Signup and view all the answers