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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: - Organic evolution is
- Which is not a membrane structure
- Cross between individual with dominant trait and recessive (homozygous) parent is
- Thurioside is proteninaceous toxin obtained from
- Which of the following is not a plastid
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Organic evolution is
- Which is not a membrane structure
- Cross between individual with dominant trait and recessive (homozygous) parent is
- Thurioside is proteninaceous toxin obtained from
- Which of the following is not a plastid
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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