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Microbiology: Functional Anatomy of Prokaryotic and Eukaryotic Cells

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Microbiology: Functional Anatomy of Prokaryotic and Eukaryotic Cells

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Questions and Answers

What is a characteristic of the S-layer in Archaeal cell walls?

It is composed of peptidoglycan

It is the innermost layer of the cell wall

It is responsible for the formation of flagella

It is composed of either glycoprotein or protein (correct)

What is the main difference between the cross-links of peptidoglycan in Bacteria and pseudomurein in Archaea?

D-amino acids are used in Archaea

L-amino acids are used in Archaea (correct)

Glycoprotein is used in Archaea

Polysaccharide layer is used in Archaea

What is the function of the polysaccharide layer in Archaeal cell walls?

It is responsible for the formation of flagella

It is involved in cell-cell communication

It covers the S-layer (correct)

It provides structural support to the cell

What is the function of the pseudomurein in Archaeal cell walls?

It separates the S-layer from the plasma membrane Signup and view all the answers

What is the difference between the glycosidic bonds in peptidoglycan and pseudomurein?

β(1-3) glycosidic bonds are used in Archaea Signup and view all the answers

Why are Archaeal cells more resistant to chemical attack and heat?

Due to the unique structure of their cell walls Signup and view all the answers

Microbiology: Functional Anatomy of Prokaryotic and Eukaryotic Cells

Choose a study mode

Podcast

Questions and Answers

What is a characteristic of the S-layer in Archaeal cell walls?

What is the main difference between the cross-links of peptidoglycan in Bacteria and pseudomurein in Archaea?

What is the function of the polysaccharide layer in Archaeal cell walls?

What is the function of the pseudomurein in Archaeal cell walls?

What is the difference between the glycosidic bonds in peptidoglycan and pseudomurein?

Why are Archaeal cells more resistant to chemical attack and heat?

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