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Bacterial Cell Structures: Protoplast, Spheroplast, and L Form

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Bacterial Cell Structures: Protoplast, Spheroplast, and L Form

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Questions and Answers

What is the main characteristic of a protoplast?

It is surrounded only by its cell membrane (correct)

It has a partially removed cell wall

It has a complete cell wall

It has a thick outer membrane

Which of the following types of bacteria has a cell wall that is partially removed?

Spheroplast (correct)

Protoplast

Gram-positive bacteria

L form

What is the primary difference between a protoplast and a spheroplast?

The presence of a peptidoglycan cell wall (correct)

The presence of an outer membrane

The shape of the cell

The type of bacterium it comes from

What is the characteristic of L forms that distinguishes them from other types of bacteria?

They have lost their cell wall and shape Signup and view all the answers

Which type of bacteria can L forms come from?

Either gram-positive or gram-negative bacteria Signup and view all the answers

Which type of bacterial cell is surrounded only by its cell membrane?

Protoplast Signup and view all the answers

What is the characteristic of a spheroplast?

It has a partially removed cell wall Signup and view all the answers

What can cause a bacterium to become an L form?

Both a spontaneous mutation and the presence of certain drugs Signup and view all the answers

Which of the following is NOT a characteristic of an L form?

It has a cell wall Signup and view all the answers

What is the primary difference between a gram-positive and a gram-negative bacterial cell with a partially removed cell wall?

The presence of an outer membrane Signup and view all the answers