Tomatoes would not have turned red if__________________?
Correct answer: C. There were no ripe apples in the box
- A. They were kept at the bottom layer of the box
- B. They were mixed with the ripe apples
- C. There were no ripe apples in the box
- D. Less " hey" had been put in the box
Explanation
Ripe apples release ethylene, a plant hormone that promotes tomato ripening and red colour development. Without ripe apples, this added source of ethylene would be absent.
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