Melanin, in the words of Dr. Arturo Solis Herrera, is a primitive black-brownish pigment molecule whose existence has been dated up to 180000000 years old.... | From: Nathaly Munoz Views: 1 0 ratings | |
Time: 07:26 | More in People & Blogs |
Source: Youtube Videos http://www.youtube.com/watch?v=VH3PgmLFisU&feature=youtube_gdata
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