the evolution of DNA

Subject: the evolution of DNA

Date: Sat Jun 9 23:47:59 2001
Posted by Becky
Grade level: 10-12 School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Evolution
ID: 992144879.Ev

Message:


RNA came to the earth earlier than DNA(right?) so is it because DNA is longer 
so it gradually took RNA's place and became the main genetic information 
carrier?  or what advantages does DNA have over RNA?
Thank you! :)

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