Face Development in the Womb
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Have you ever wondered why humans have a groove above the upper lip that seems to have no purpose whatsoever? This groove, known as the philtrum, tends to go un-noticed unless it is not completely for...
med, resulting in a cleft palette. With the help of a CGI created from high quality human embryonic scans during the early stages of development, Dr. Michael Mosley shows that the forming of the philtrum is actually a clue to our evolutionary fish ancestry.
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http://www.v...baby-face/Category
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