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Scientists Just Recreated The Chemical Reaction That May Have Led to Life on Earth
(www.sciencealert.com)
General discussions about "science" itself
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it's possible microbial life is common but complex life is rare
Depends. You'd have to have the right soup, and the right environmental conditions to make the the relevant reactions probable.
If those conditions exist currently, those proto-life fragments would probably need to be in niches devoid of life, as they wouldn't be able to compete/survive with DNA based lifeforms around.