Bacteria possess 70S ribosomes, which are smaller than the 80S ribosomes found in eukaryotes. They lack chitinous cell walls, which are characteristic of fungi, and histones, which are associated with eukaryotic chromatin
| Group I | Group II |
| P. Coccus | 1. Treponema |
| Q. Rod | 2. Bacillus |
| R. Comma | 3. Neisseria |
| S. Spiral | 4. Vibrio |
Match the type of bacterial flagella in Group I with their definitions in Group II
Group I Group II
(P) Monotrichous (1) Flagella only at both poles of the cell
(Q) Peritrichous (2) Two or more flagella at one pole of the cell
(R) Lophotrichous (3) Flagella distributed over the entire cell
(S) Amphitrichous (4) A single polar flagellum
Match the entries in Group I with that in Group II.
Group I Group II
P) Cholera toxin 1) Endotoxin
Q) Diphtheria toxin 2) Neurotoxin
R) Lipopolysaccharide 3) Enterotoxin
S) Tetanus toxin 4) Cytotoxin