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(A) Louis Pasteur $(1860)$ performed experiments using swan-necked flasks to reject the theory of spontaneous generation (abiogenesis). He demonstrate

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Louis Pasteur: Theory of Biogenesis; Oparin and Haldane: Theory of Chemical Evolution.

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(A) Louis Pasteur $(1860)$ performed experiments using swan-necked flasks to reject the theory of spontaneous generation (abiogenesis). He demonstrated that life arises only from pre-existing life.Oparin and Haldane proposed the theory of chemical evolution. According to them,the first form of life originated from pre-existing non-living organic molecules (like $RNA$,proteins,etc.) through a series of chemical reactions in the primitive atmosphere.

Column-$I$	Column-$II$
$P$. Origin of Earth	$I$. $4500 \, mya$
$Q$. Origin of Life	$II$. $4000 \, mya$
$R$. Origin of first cellular life	$III$. $3000 \, mya$
$S$. Origin of first non-cellular life	$IV$. $2000 \, mya$

What were the contributions of the scientists Louis Pasteur $(1860)$,Oparin,and Haldane to the study of the origin of life?

Similar Questions

Match the following columns:
Column-$I$ Column-$II$
$P$. Origin of Earth $I$. $4500 \, mya$
$Q$. Origin of Life $II$. $4000 \, mya$
$R$. Origin of first cellular life $III$. $3000 \, mya$
$S$. Origin of first non-cellular life $IV$. $2000 \, mya$

Provide definitions/explanations for the following terms: Theory of spontaneous generation (Abiogenesis) and Proteinoids.

According to conventional religious literature,how old is the Earth?

Which of the following statements is incorrect regarding Miller's experiment?

The presence of salts ($NaCl$ and others) in animal body fluid gives an inference that life originated in the

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