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Evolution

Question
CBSEENBI12003256
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Stanley Miller performed an experiment to prove the origin of life. They took gases NH3 and H2 along with

  • N2 and H2O

  • H2O and CH4

  • CH4 and N2

  • CO2 and NH3

Solution

B.

H2O and CH4

Stanley Miller using CH2 :NH3 :H2 gases in the ratio of 2 : 2 : 1 and water vapours synthesised many simple organic compounds including amino acids, glycine, alanine and aspartic acid. According to him, life originated from NH3, CH2, H2 and H20.

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