The lipid content of the cell membrane mainly consists of:

1. Phosphoglycerides 2. Cholesterol
3. Unsaturated fatty acids 4. Lipopolysaccharides
Subtopic:  Cell Wall |
 69%
Level 2: 60%+
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The middle lamella of a typical plant cell:
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
Subtopic:  Cell Wall |
 67%
Level 2: 60%+
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