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by oneistheonlynumber on August 22nd, 2009
this Scientific American Article explains it:
http://www.scientificamerican.com/article.cfm?id=evolutionary-origins-of-your-right-and-left-brain&page=5
Basically, it's believed to have evolutionary advantages. Each hemisphere in our brain are specialized in different types of processing, and having the brain compartmentalized provides the advantage of parrallel processing different stimuli.
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Comments
Thanks, oneistheonlynumber! That is an awesome article. I love studying the brain. It's one of my favorite studies.
by Marguerite on August 22nd, 2009