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Phototropic curvature is the result of uneven distribution of:
Options
(a) gibberellin
(b) Phytochrome
(c) cytokinins
(d) auxin
Correct Answer:
auxin
Explanation:
Phototrophic curvature is the result of uneven distribution of auxin. The experiments conducted by Charles Darwin concluded that the tip of coleoptile of canary grass contain auxin that causes the bending of the entire coleoptile towards the light source.
Related Questions: - A few organisms are known to grow and multiply at temperatures of 100 105C
- The most important example of point mutation is found in a disease called
- Chromosome theory states that
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Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A few organisms are known to grow and multiply at temperatures of 100 105C
- The most important example of point mutation is found in a disease called
- Chromosome theory states that
- In a cell cycle DNA replication takes place in
- In angiosperms, triple fusion results in the formation of
Topics: Plant Growth and Development (126)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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