what kinds of chemicals made up or were produced by living things on the early earth

Subject: what kinds of chemicals made up or were produced by living things on the early earth

Date: Wed Sep 27 21:20:11 2000
Posted by nate johnston
Grade level: 7-9 School: elko junior high school
City: elko State/Province: nv Country: usa
Area of science: Evolution
ID: 970104011.Ev

Message:


what chemicals were made by living things on the early earth. how did they make 
them?

Re: what kinds of chemicals made up or were produced by living things on the early earth

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