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What are the possible structures external to the cell wall?

Pili, glycocalyx, flagella, axial filaments, fimbriae


Substance that prokaryotes secrete on their surface. Sugar coat that surrounds the cells.

What is glycocalyx composed of?

polysaccharides,polypeptide, or both

Where is it glycocalyx made?

It is made inside the cell and secreted to the cell surface

What is a capsule?

when glycocalyx is organized an firmly attached to the cell wall.

How can the presence of a capsule be determined?

By negative staining

How is the capsule important?

Contributes to bacterial virulence

What is a slime layer?

if the substance is unorganized and loosely attached to the cell wall

What is bacterial virulence?

the degree to which a pathogen can cause diseases

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