The gibberellins have been commercially exploited for

Options :
  1. increase in the size of grape fruits
  2. breaking the dormancy of seed
  3. inducing rooting in stem cutting
  4. production of disease resistant varieties
Answer and Explanation :-

Answer: Option 1


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As you get older, the heart shed its leaves like a tree. You cannot hold out against certain winds. Each day tears away a few more leaves and then there are the storms that break off several branches at one go. And while nature's greenery grows back again in the spring, that of the heart never grows back.
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