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State the contribution of Louis Pasteur in understanding the origin of life on earth. Explain the procedure that he followed to arrive at his conclusion.
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- Pasteur in his experiment took a flask containing sugar solution and added yeast to it, then boiled the contents of the flask so that yeast got killed .
In pre sterilized sealed flask, life did not come from killed yeast .
- In an open flask (open to air) life comes from pre-existing life, new living organisms arose in presence of killed yeast.
In pre sterilized sealed flask, life did not come from killed yeast .
- In an open flask (open to air) life comes from pre-existing life, new living organisms arose in presence of killed yeast.
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Question Text | State the contribution of Louis Pasteur in understanding the origin of life on earth. Explain the procedure that he followed to arrive at his conclusion. |
Topic | Evolution |
Subject | Biology |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 55 |