Which hormone is particularly high in fruits?

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RRB Group D 20 Sept 2022 Shift 1 Official Paper
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  1. Cytokinin
  2. Gibberellins
  3. Abscisic acid
  4. Auxins

Answer (Detailed Solution Below)

Option 1 : Cytokinin
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Detailed Solution

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The correct answer is Cytokinin.

Key Points

  • Cytokinin stimulates cell division and growth.
  • It is more concentrated in developing parts, such as young fruits and seeds.
  • The primary function of cytokinesis is to promote cell division, resulting in the formation of new cells that enable the plant to grow.
  • It separates the parent cell's cytoplasm into two daughter cells.
  • It mostly happens during two stages called mitosis and meiosis.
  • Additionally, they are found at the apical parts of roots and shoots.
  • Cytokinins postpone senescence or the normal aging process that leads to plant death.

Additional Information

  • Gibberellins 
    • Gibberellin (GA), a plant hormone, regulates many aspects of plant growth, including germination, elongation growth, flower development, and flowering period.
  • Abscisic acid
    • Abscisic acid (ABA) is a hormone found in plants that control various processes related to development, growth, and stress responses.
  • Auxins
    • Auxins are essential for the growth of the plant body and play an important role in coordinating numerous developmental and behavioral processes throughout the plant life cycle.
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