Is there is difference between the length of pili and fimbriae ?
1. Fimbriae are shorter in length as compared to pili.
2. Fimbriae occur in both gram-positive and gram-negative bacteria.
3. Fimbriae made up of fimbriae protein and pilli is made up of pilin protein.
4. Fimbriae is tiny, bristle-like fibres arising from bacteria cells while pilli is hair like microfibres on the surface of bacteria.