Microbiology: Prokaryotic & Eukaryotic Organisms, Bacterial Cell Structures, Gram Staining, Spore Formation

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What is the main function of the bacterial cell wall?

To help bacteria maintain their shape

Which of the following structures is considered non-essential in a bacterial cell?

Capsules

What is the difference between the cell walls of gram-positive and gram-negative bacteria?

Gram-positive bacteria have an outer layer of lipopolysaccharides (LPS)

Which bacterial arrangement is exemplified by Neisseria gonorrhoeae?

<p>Pairs</p> Signup and view all the answers

What is the main method by which bacteria multiply?

<p>Binary fission</p> Signup and view all the answers

Which of the following is a characteristic of prokaryotic cells?

<p>Surrounded by rigid cell wall containing peptidoglycan</p> Signup and view all the answers

What is a distinguishing feature of eukaryotic cells?

<p>Contain true nucleus with nuclear membrane, nucleoli, and multiple chromosomes</p> Signup and view all the answers

Which of the following is a common characteristic of both prokaryotic and eukaryotic cells?

<p>Cells surrounded by rigid cell wall containing peptidoglycan</p> Signup and view all the answers

What is the distinguishing feature of the cytoplasmic membrane in eukaryotic cells?

<p>Contain sterols which are not present in prokaryotes except in mycoplasma</p> Signup and view all the answers

What is a characteristic feature of bacteria classified into orders?

<p>Each order contains many families</p> Signup and view all the answers

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