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1 vote
This is a plant hormone that is given off to ripen fruit or flowers.

Abscisic acid
Ascorbic acid
Ethylene
Cytokinins

User Lezir Opav
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1 Answer

4 votes
the answer is c, ethylene. ethylene is a gas that acts as a plant hormone and stimulates maturation and aging. it is responsible for the ripening of certain fruit.
User Aolphn
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