Times Oldest Debate

Times Oldest Debate Times Oldest Debate Raffikki Period 2 snap to recent studies, planet estate formed approximately quaternity and a half billion years ago. Since then, the state has undergone some(prenominal) evolutionary changes. Earth began as a swirling gas which condensed to spend a penny an immense land mass. The ancient earth was basically the resembling as todays earth except for the environment.

The melody of the ancient earth was quite different, containing more carbon and nitrogen gases than oxygen. The former air is where much of present day organic molecules such as proteins, lipids, and enzymes were created in abundance. By chance or simply because of the laws of nature, those port producing compounds bonded together to create the oldest known life form on earth -- a bacterium. Other life forms evolved from the bacterium through natural selection. These microscopic organisms formed ...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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