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Prokaryotic Cells: Bacterial Cell Walls

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Questions and Answers

What is the main function of the cell wall in bacterial cells?

To allow the cell to perform photosynthesis
To provide nutrients for the cell
To allow the cell to move around
To maintain the shape and prevent the cell from bursting (correct)

What is the main component of the bacterial cell wall?

Peptidoglycan (correct)
Cellulose
Collagen
Chitin

What is the main function of the capsule in some bacterial cells?

To protect the cell from phagocytosis by white blood cells (correct)
To allow the cell to move around
To provide energy for the cell
To allow the cell to perform photosynthesis

Which of the following bacteria is likely to have a capsule?

Streptococcus pneumoniae (A) Signup and view all the answers

What is the primary reason why some bacteria have evolved to produce a capsule?

To protect the cell from desiccation in dry conditions (D) Signup and view all the answers

What is the primary function of pili on the surface of some bacteria?

To allow for attachment to host cells and sexual reproduction (C) Signup and view all the answers

What is the primary function of the Golgi apparatus in eukaryotic cells?

To process and package new lipids and proteins (D) Signup and view all the answers

Where in the cell do ribosomes located on the rough endoplasmic reticulum make proteins?

They are excreted or attached to the cell membrane (A) Signup and view all the answers

What is the main difference between the rough endoplasmic reticulum (RER) and the smooth endoplasmic reticulum (SER)?

The RER has ribosomes on its surface, while the SER does not (C) Signup and view all the answers

Which organelle is responsible for the production of a spindle of microtubules that move the chromosomes during cell division?

Centrioles (A) Signup and view all the answers

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