Which one of the following statements about animal cells and plant cells is correct?
- A. Animal cells have only cell membrane not cell wall, whereas plant cells have only cell wall not cell membrane.
- B. Animal cells have only cell membrane not cell wall, but plant cells have both. ✓
- C. Both animal and plant cells have cell membrane and cell wall.
- D. Only some cells of animals have cell wall and all plant cells have cell membrane.
Correct Answer: B. Animal cells have only cell membrane not cell wall, but plant cells have both.
Explanation
Animal cells possess only a cell membrane. Plant cells have both a rigid outer cell wall (made of cellulose) and an inner cell membrane.
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