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The origin theory of abiogenesis assist_________

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Origin of life is due to pre-existing organisms

Origin of life from blue-green algae

Organic evolution is due to chemical reactions

Spontaneous generation

answer is D.

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Detailed Solution

Concept: According to the abiogenesis theory of origin, life spontaneously emerged from non-living things. Early Greek thinkers agreed with this theory.

When the mud of the Nile river was warmed by the sun, it was thought that frogs, snakes, mice, and even crocodiles could emerge.

Van Helmont thought that wheat grains and human sweat were both potential sources of life.

Hence, option 4 is correct answer

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