The lipid content of the cell membrane mainly consists of:
1. | Phosphoglycerides | 2. | Cholesterol |
3. | Unsaturated fatty acids | 4. | Lipopolysaccharides |
I: | mainly consists of calcium carbonate |
II: | holds or glues the different neighbouring cells together |
III: | is not traversed by plasmodesmata |
1. | Only II is correct |
2. | Only I is incorrect |
3. | I, II and III are incorrect |
4. | Only II and III are correct |