NTA Abhyas NEET2020BotanyCell - The Unit of LifePractice
With respect to bacterial pilus, which of the following statements is not true?
Options
- AThey are made up of pilin protein.
- BThey are shorter than flagella.
- CThey help in genetic recombination.
- DThey play an important role in movement.
Correct answer
D. They play an important role in movement.
Step-by-step solution
Pilus or pili are surface structures of the bacteria but do not play a role in motility. The pili are elongated tubular structures made up of a special protein. In some bacteria, they are known to help attach the bacteria to rocks in streams and also to the host tissues.