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NEETBotanyPlant - Growth and Development

What major group of PGR was first isolated by F.W. Went?

Options

  1. AGibberellins
  2. BCytokinins
  3. CAuxin
  4. DAbscisic acid

Correct answer

C. Auxin

Step-by-step solution

All this started with the observation of Charles Darwin and his son Francis Darwin when they observed that the coleoptiles of canary grass responded to unilateral illumination by growing towards the light source (phototropism). Auxin was isolated by F.W. Went from tips of coleoptiles of oat seedlings.

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