2. Plain Lanolin Dwarf Pea Plant

3. Gibberellic Acid added to one plant

4. Tall plant Lanolin has no effect

5. Several weeks later, the gibberellic acid has acted on the plant causing it to grow, showing the lanolin has no effect on growth because the plant lacks the gene which is involved in gibberellic acid production. Tall varieties are able to manufacture sufficient gibberellin to make them grow full height unlike dwarf varieties. By Stacey and Amy

6. Effect of gibberellic acid (GA) on dwarf pea seedlings Dean and Jack

7. Dwarf Pea Plants

9. Internode

14. By Helen & Kimberley Effects of Gibberellic Acid on Dwarf Pea Seedlings

19. Thanks for watching!