How did life first begin?|
Is a computer alive if you use the 7 characteristics of life?
What are three types of molecules that are conserved among all living organisms?
What is the probability of life evolving on a planet?
When did animals first appear on the earth?
When did life start on earth?
When did the dodo go extinct?
When will the sun die out?
Why is water essential to life?
Why life is called a expression of energy?
Will humans exist forever?
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