Forms of life on earth .... PNAS, 95, pp. 6854-6859. Woese, CR, & Fox, GE (1977). Phylogenetic structure of the prokaryote domain: the three primary kingdoms. PNAS, 74, pp. 5088-5090. (827 3 )
Join Now
Saved Papers
Save your essays here so you can locate them quickly!
Testimonials
"Great site, I got a lot of new ideas I would have never thought of before."
Nate A.
"I love this site!!!"
Marie H.
"Thank you for making such a high quality site! Your papers are the best I have seen around"
Debbie B.
"Your site was very helpful and gave me the details I needed in order to complete my essay!!!"
Mike F.
"This site is an excellent vehicle for quick referrences. Thanks a bunch!"