MadSci Network: Evolution
Query:

Subject: Is chemosynthesis older than photosynthesis?

Date: Tue Mar 14 22:29:37 2000
Posted by Raul Alcantara
Grade level: grad (science) School: New Mexico Tech
City: Socorro State/Province: NM Country: USA
Area of science: Evolution
ID: 953094577.Ev
Message:

I have this idea that the earth's geologic past was much more violent that 
it is now, based mainly from those illustrations in books depicting the 
primitive seas surrounded by volcanos and electrical storms. If this is 
true wouldn't chemosynthesis be a more viable way at starting life than 
photosynthesis, since all this geologic activity would make it difficult 
for sunlight to reach the planet's surface plus there would be many more 
"hotsprings" on the bottom of the sea.

This is not really my field (i'm in Physics) but I still think is a good 
question. I just for my calm my curiosity...


Re: Is chemosynthesis older than photosynthesis?

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