Please help... I have 10 minuets before this is due and I've been working on the assignment for three hours. ;;
Hemoglobin from two species is compared. On the long protein chains, there are three locations where the amino acids are different. Where would you place the common ancestor of the two species on the "tree of life," and why?

Question

Please help... I have 10 minuets before this is due and I've been working on the assignment for three hours. ;; 
Hemoglobin from two species is compared. On the long protein chains, there are three locations where the amino acids are different. Where would you place the common ancestor of the two species on the "tree of life," and why?

tanya123 · Answer

is this your question too ? -> http://answers.yahoo.com/question/index?qid=20120111205331AAIUfD5