Multiple choice

Which one of the following plant hormones can retard the ageing of plant organs by controlling protein synthesis?

  1. Abscise acid

  2. Auxin

  3. Cytokinin

  4. Gibberellin
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cytokinins are a class of plant hormones that promote cell division and delay senescence or aging in plant organs by regulating protein synthesis and mobilizing nutrients. Other plant hormones like auxins and gibberellins have different primary developmental roles.

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