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Activity Discussion Science & Technology How did life begin and evolve on earth? Reply To: How did life begin and evolve on earth?

  • Komal

    January 10, 2024 at 5:30 pm
    Not Helpful

    Life likely began in Earth’s early oceans through the combination of simple organic molecules. These molecules formed self-replicating molecules like RNA, leading to the emergence of single-celled organisms. Over time, some organisms developed photosynthesis, which released oxygen and transformed the atmosphere. Complex cells with a nucleus (eukaryotes) evolved, followed by multicellular life. Through mutation, natural selection, and genetic drift, life diversified into various species, including plants, animals, and humans

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