The abiogenetic theory of the origin of life states that:

  • A
    Spontaneous generation
  • B
    Organic evolution due to chemical reactions
  • C
    Origin of life from pre-existing organisms
  • D
    Origin of life from blue-green algae

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Formation of which complex molecules was observed by Urey and Miller when they subjected substances like $NH_3, CH_4, H_2O$ and $H_2$ to electric discharge?

There was no life in which of the following eras?

Assertion : Coacervates are believed to be the precursors of life.
Reason : Coacervates were self-duplicating aggregates of proteins surrounded by lipid molecules.

The origin of life occurred in .....

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