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The origin of life

By 1378273
  • Creationist
    600 BCE

    Creationist

    This theory is based on religion, it states that God created Earth and its inhabitants in 6 days, and also rested 1.
  • Spontaneous Generation
    384 BCE

    Spontaneous Generation

    This theory talks about life comes from non living matter.
  • Biogenesis

    Biogenesis

    According to this theory, life gets created from more living things, but from giving beings, non organic things are never going to originate.
  • Physical-Chemical

    Physical-Chemical

    According to Oparin, in 1923, The primitive earth's atmosphere was a reducing type of atmosphere and not oxidising type.
    The first life arose from a collection of chemical substances through a progressive series of chemical reactions.
  • Endosymbiotic Theory

    Endosymbiotic Theory

    This theory explains the origin of the chloroplast and the mitochondria.
  • Panspermia

    Panspermia

    According to this theory, life comes from outer space, a meteorite fell in 1969 containing amino acids, meaning that with certain conditions, organisms could have originated.