Question

Where did life on Earth come from? How did it happen?

Answer 1

Is the existence of life on Earth a lucky fluke or an inevitable ... the early Earth as organic minerals—reservoirs of material waiting to come to life.

Scientists do not know how life began on Earth, but they do know that the early Earth’s atmosphere was very different from the atmosphere now. In 1952, Stanley Miller was working with Harold C.

Cell combined to for tissues and organism occurred. due to the mutation         process   every animal changed.