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Q.

At present, which is the most accepted theory for the origin of life?

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a

Spontaneous generation theory

b

Chemical evolution theory

c

Theory of Panspermia

d

Theory of special creation

answer is B.

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Detailed Solution

Chemical evolution theory is proposed by Oparin of Russia and Haldane of England. It states that life comes from pre-existing non-living organic molecules which is preceded by chemical evolution. Organic molecules form from inorganic constituents. SL Miller gave an experimental evidence to this and currently it is the most accepted theory.

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