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Transformation was discovered by:
Options
(a) Meseson and stahl
(b) Hershey and chase
(c) Griffith
(d) Waston and crick
Correct Answer:
Griffith
Explanation:
Frederick Griffith (in 1928), a British Medical officer described the phenomenon of bacterial transformation. He carried out experiment with streptococcus pneumoniae (bacterium causing pneumonia) which is used to infect mice. By using S Strain (heat killed) and R strain (live) it was concluded that R strain has been transformed by some material of S strain which makes R strain virulent and enable to synthesize smooth polysachharide.
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Topics: Genetics
(204)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Meristematic tissue responsible for increase in girth of tree trunk is
- Development of female gametophyte directly from megaspore mother cell without
- In human beings, the second meiotic division in the ovum occurs
- C₄ pathway for CO₂ fixation was proposed by
- If the amount of an ion absorbed by a root hair cell at 0 C is 5 gm and at
Topics: Genetics (204)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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