Quote:
Originally posted by Psivage
I always wondered about blood transfussion, I had a hell of lot of transfussion, through operations and such not. I keep thinking what is really me and what is really them. Does somebody's else blood change who you are. Ever since I was born I've had operation, so am I really me or somebody else.
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I doubt it. That blood doesn't stay with you forever -- it's eventually replaced by blood of your own. And blood cells can't differentiate into other types of cells, so the genes in them aren't going to do anything to you.