In the beginning...: Nearly every part of the inside of the human body started as an infolding of tissue during embryologic development. Once fully developed, they mature into very complicated organs that are anything but "infoldings" Best wishes!
Answered 12/21/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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