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The bioassay of auxin is
Options
(a) Avena curvature test
(b) callus formation
(c) culture of fungus
(d) seed dormancy
Correct Answer:
Avena curvature test
Explanation:
Bioassay is a testing of biological activity like growth response of a substance by employing plant part. Avena curvature test is a bioassay for examining the activity of auxins. It is based upon experiments of F.W.Went. 10° curvature is produced by auxin concentration of 150 mg/lit at 25⁰ C and 90% relative humidity. It can measure auxin up to 300 mg/lit. Auxin from shoot tip or any other plant organ is allowed to diffuse in a standard size agar block. 15 -30 mm long oat coleoptile grown in dark is held ve
Related Questions: - DNA is not present in :
- A sequential expression of a set of human genes
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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
- DNA is not present in :
- A sequential expression of a set of human genes
- The okazaki fragments in DNA chain growth
- The function of the gap junction is to
- Transition type of gene mutation is caued when
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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