CLASS XII – CHAPTER 6 (NOTES 6.8)
A Brief Account of Evolution Early Cellular Life (2000 mya): Approximately 2 billion years ago, the first cellular forms of life appeared on Earth. The mechanism by which non-cellular aggregates…
A Brief Account of Evolution Early Cellular Life (2000 mya): Approximately 2 billion years ago, the first cellular forms of life appeared on Earth. The mechanism by which non-cellular aggregates…