Topic 6 - Cause of death (bacteria and viruses)

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Match the names of bacterial structures to their description.

تطابق النص (انقر واسحب)   

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تطابق النص

Cell wall

Pilus

Ribosomes

Plasmids

Mesosome

Flagellum

Capsule

انقر واسحب

Used for cell movement.

Protein tubes allowing bacteria to attach to surfaces. Involved in cell to cell attachment.

Mucus layer for protection and to prevent dehydration. Allows bacteria to form colonies.

Site of protein synthesis. Occur free in cytoplasm.

Small circles/loops of DNA.

Made of polysaccharides cross-linked with peptide chains(peptidoglycan). Gram-negative have thinner walls.

Infolding of the cell surface membrane and site of respiration.


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