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The rings of flagella embedded  in cell walls are
 

Option: 1

P ring
 


Option: 2

S ring
 


Option: 3

M ring
 


Option: 4

Both L and P ring 
 


Answers (1)

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 Flagellum

  • An organ of motility in bacteria.
  • Arise from basal granule called blepharoplast.
  • Flagella have 3 parts i.e. basal body, hook and filament.
  • The basal body is a rod-like structure having ring-like swellings and embedded in the cell envelope. There are two pairs of rings L and P (in the cell wall)  and S and M (in Cell membrane).
  • The hook is curved structure attaching the basal body to the filament.
  • The filament is a long tubular structure composed of the protein flagellin.
  • Bacterial flagella perform rotation type movement that brings backwards pushing of the water.


 There are two pairs of rings L and P embedded in the cell wall.

Posted by

Ritika Harsh

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