Refer to the figure below. Both sets of tomatoes were picked before ripening.The tomatoes on the right are red, while those on the left are still green, because

Question

Refer to the figure below.  Both sets of tomatoes were picked before ripening.The tomatoes on the right are red, while those on the left are still green, because

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The red tomatoes have been treated with ethylene, which is a gaseous plant hormone that promotes ripening of fruits. Ethylene is commonly used in the agriculture industry to accelerate the ripening of fruits, including tomatoes. The green tomatoes on the left have not been treated with ethylene, which is why they have not ripened yet.

Refer to the Figure Below