1. Tardigrade
  2. Question
  3. Biology
  4. Ageing is retarted by :

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Q. Ageing is retarted by :

Haryana PMTHaryana PMT 2005

Solution:

Richmond and Lang $1967$ observed that degradation of protein and chlorophyll was delayed in the detached leaves of Xanthium, if there was cytokinin in the medium.