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Who proposed that the first form of life could have come from pre-existing non-living organic molecules?
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Important Questions on Evolution
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According to one of the most widely accepted theories, earth’s atmosphere before the origin of life was:
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According to Oparin, which one of the following was not present in the primitive atmosphere of the earth?
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Refer to the given figure and answer the question.
In the experiment in the given diagram, which of the following groups of gases were used to simulate primitive atmosphere?
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Refer to the given figure and answer the question.
The diagram given here is the representation of
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From the point of view of early chemical evolution that preceded the origin of life on earth, the most important simple organic molecules formed were
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The correct sequence for the manufacture of the compounds on the primitive earth is
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The prebiotic atmosphere of the earth was of a reducing nature. It was transformed into an oxidising atmosphere of present day due to the emergence of
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The first non-cellular form of life could have originated _______ billion years back.
