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visits member for 1 year, 7 months
seen Jun 19 '13 at 19:01

Jun
2
asked What determined the evolution of different faces in humans?
Feb
19
awarded  Scholar
Feb
19
accepted How can the child and the mother have different blood types?
Feb
19
awarded  Student
Feb
18
awarded  Supporter
Feb
18
asked How can the child and the mother have different blood types?