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Fish scales to fangs: Surprising tale of how teeth got their bite

Reuters: Science - Posted: September 23rd, 2015, 1:08pm UTC

WASHINGTON (Reuters) - The origins of the enamel that gives our teeth their bite is no ordinary fish tale.Scientists said on Wednesday fossil and genetic evidence indicates enamel did not originate in the teeth but in the scales of ancient fish that lived more than 400 million years ago, and only later became a key component in teeth.br clear='all'/img width='1' height='1' src='http://reuters.us.feedsportal.com/c/35217/f/654220/s/4a1af1be/sc/32/mf.gif' border='0'/div class="feedflare" a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=m1ef5_iEfe4:_Agz4Vh6_7w:yIl2AUoC8zA"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?d=yIl2AUoC8zA" border="0"/img/a a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=m1ef5_iEfe4:_Agz4Vh6_7w:F7zBnMyn0Lo"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?i=m1ef5_iEfe4:_Agz4Vh6_7w:F7zBnMyn0Lo" border="0"/img/a a href="http://feeds.feedburner.com/~ff/reuters/scienceNews?a=m1ef5_iEfe4:_Agz4Vh6_7w:V_sGLiPBpWU"img src="http://feeds.feedburner.com/~ff/reuters/scienceNews?i=m1ef5_iEfe4:_Agz4Vh6_7w:V_sGLiPBpWU" border="0"/img/a /divimg src="http://feeds.feedburner.com/~r/reuters/scienceNews/~4/m1ef5_iEfe4" height="1" width="1" alt=""/

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