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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: - WWF -N has logo for conservation of:
- In which of the following plant type is osmotic pressure the highest
- In Kreb’s cycle GTP is formed in
- A gene mutation which does not result in phenotypic expression is termed as
- The relationship between two organisms where one receives benefit at the cost
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- WWF -N has logo for conservation of:
- In which of the following plant type is osmotic pressure the highest
- In Kreb’s cycle GTP is formed in
- A gene mutation which does not result in phenotypic expression is termed as
- The relationship between two organisms where one receives benefit at the cost
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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