Define parthenocarpy. - Biology

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Definition

Define parthenocarpy.

Explain following term:
Parthenocarpy

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Solution

  • This term is coined by Noll (1902). It is the condition in which fruit is developed without the process of fertilization.
  • It occurs naturally in some varieties of Pineapple, Banana, Papaya, etc.
  • In these plants, it seems that the placental tissue in the unfertilized ovary produces auxin IAA (Indole-3 Acetic Acid) which is responsible for enlargement of ovary into fruit.
  • The fruit resembles the normally produced fruit but it is seedless.
Concept: Formation of Seed and Fruit
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2014-2015 (October)
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