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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
- The sum total of all chemical reactions occuring in our body is called
- Mycorrhiza works as
- Mayrs biological concepts of species is mainly based on
- Reticulate venation in leaves is the characteristic feature of dicot plants
- Right handedness is dominant over left handedness. Most probable gene types with
Topics: Genetics (204)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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