Multiple choice

Who were the first scientists to isolate gibberellin in crystal form?

  1. Kurosawa

  2. Yabuta and Sumiki

  3. Cross et. al.

  4. Macmillan and others

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Gibberellin was first isolated in 1935 in crystal form by Teijiro Yabuta and Sumuki, from fungal strains (Gibberella fujikuroi) provided by Kurosawa.