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Christian95's avatar

How do you make difference between life and non-life?

Asked by Christian95 (3260points) September 26th, 2009
3 responses
“Great Question” (0points)

for example first form of life on Terra. How do you that you identified an elementary form of living matter and not some unliving matter?

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Answers

filmfann's avatar

Poke it with a stick?
Actually, they nearly announced life on Mars, when they found a chemical reaction that fooled them into thinking they found life.
Whether it has the ability to procreate is probably part of the answer.

dpworkin's avatar

Motility, reproduction, transpiration, cell walls, nucleus.

doggywuv's avatar

From Wikipedia: ”Life (cf. biota) is a characteristic that distinguishes objects that have self-sustaining biological processes (“alive,” “living”), from those which do not

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