Multiple choice

The role of auxin and cytokinin in the root and shoot formation was first given by:

  1. Robbins and Kotte

  2. Skoog and Miller

  3. Muir and others

  4. Steward and others
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Skoog and Miller (1957) discovered the critical balance between auxin and cytokinin in plant tissue culture. High cytokinin with low auxin promotes shoot formation, while high auxin with low cytokinin promotes root formation. This was a fundamental discovery in plant developmental biology.

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