S.N Flagella S.N Pili 1. These are helical structures but are not straight. 1. These are non-helical structures but are straight. 2. These are long whip like filamentous structures. 2. These are short hair like, filamentous, and tubular microfibers. 3. Comparatively thicker than pili. 3. Comparatively thinner than flagella. 4. Diameter of flagella is 10-30 … Read more
S.N Pili S.N Fimbriae 1. These are fine hair-like microfibers. 1. These are tiny bristle-like fibers. 2. These are longer than fimbriae. 2. These are shorter than fimbriae. 3. These are less in number. 3. … Read more
S.N Prokaryotic cell Eukaryotic cell 1. An organized nucleus is absent. An organized nucleus is present. 2. Nucleus is represented by packed mass of DNA fibres, which lacks nuclear membrane and nucleoli. It contains chromatin network, nuclear membrane and nucleoli. 3. DNA is naked i.e. it lacks protein association. DNA is covered with histone proteins … Read more