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Question
Gibberellins cause ______.
Options
Shortening of genetically tall plants
Elongation of dwarf plants
Promotion of rooting
Yellowing of young leaves
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Solution
Gibberellins cause elongation of dwarf plants.
Explanation:
Gibberellins are plant hormones that stimulate stem elongation by promoting cell division and elongation, especially in genetically dwarf plants. This helps dwarf plants grow taller, overcoming their genetic shortness.
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