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  4. Who proposed that the first form of life could have come from pre-existing nonliving organic molecules?

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Q. Who proposed that the first form of life could have come from pre-existing nonliving organic molecules?

KEAMKEAM 2011Evolution

Solution:

According to Oparin-Haldane theory, life originated through bio-chemical processes of atoms that combined to form molecules. Molecules in turn reacted to produce inorganic and organic compounds. Organic compounds interacted to produce all types of macromolecules which organised to form the first form of life or cells