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Bacterial Structure Types

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Questions and Answers

What is the difference between spirilla and spirochetes?

Spirilla and spirochetes both contain flagella

Spirilla contain axial fibrils while spirochetes contain flagella

Spirilla contain flagella while spirochetes contain axial fibrils (correct)

Spirilla and spirochetes both contain axial fibrils

What is the difference between bacilli and coccobacilli?

Coccobacilli are found in chains and bacilli are found in clusters.

Coccobacilli are curved like commas and bacilli are straight

Coccobacilli are very short rods and bacilli are longer (correct)

Coccobacilli are gram-positive and bacilli are gram-negative

What is the function of pili/fimbriae?

Provide motility

Adhere to surfaces (correct)

Protect the cell from phagocytosis

Transfer DNA from one cell to another

What is the difference between monotrichous and lophotrichous flagella?

Monotrichous has one flagellum and lophotrichous has a cluster of flagella at one or both ends (D) Signup and view all the answers

What is the function of pili/fimbriae in bacteria?

To adhere to surfaces and prevent phagocytosis (C) Signup and view all the answers

What is the difference between bacilli and streptobacilli?

Bacilli are short rods while streptobacilli are long rods (C) Signup and view all the answers

What is the difference between monotrichous and peritrichous flagella?

Monotrichous have one flagellum while peritrichous have multiple (A) Signup and view all the answers

What is the function of the hook in flagella?

To link the filament to the body (C) Signup and view all the answers

What is the difference between cocci and coccobacilli?

Cocci are spherical while coccobacilli are short rods (D) Signup and view all the answers

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Description

Test your knowledge of bacterial structure types with this quiz! From bacilli to cocci, diplococci to tetrads, and more - see how well you know the different shapes and arrangements of these microorganisms. Learn about gram-positive and gram-negative cocci and discover unique 3D and 2D models like Sarcina and Gaffkya. Take the quiz now and see if you're a bacterial structure expert!