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| 1. |
Question : List the two main propositions of Oparin and Haldane |
| Answer» Solution :Oparin and Haldane stated that (i)life originated from pre-existing non-living organic MOLECULES e.g. RNA, Protein etc. (II)The conditions on earth FAVOURING chemical evolution were having high temperature , VOLCANIC STORMS , reducing atmosphere containing `CH_4, NH_3` etc. | |