How Human Teeth Evolved From Ancient Fish
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Scientists have found that tooth enamel may have evolved from ancient fish scales and bones! How did that happen?
Disturbing Places Teeth Can Grow ►►►► http://dne.ws/1N4j5Jd
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How the enamel that coats your teeth evolved
http://news.sciencemag.org/2015/09/how-enamel-coating-your-teeth-evolved-ancient-fish-scales
“The hardest bit of your body is the enamel coating your teeth. But new analyses of fish fossils, as well as genetic analyses of a living fish species, suggest that this specialized material once served a very different function: to toughen some bones and scales of ancient fish.”
Shark Teeth Have Built-In Toothpaste
http://news.discovery.com/animals/sharks/shark-teeth-flouride-120725.htm
“The outside of shark teeth is made up of fluoride, the active component of most toothpaste.”
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Disturbing Places Teeth Can Grow ►►►► http://dne.ws/1N4j5Jd
DNews Live Tickets Here ►►►► http://dne.ws/1Fa2OCh
Read More:
How the enamel that coats your teeth evolved
http://news.sciencemag.org/2015/09/how-enamel-coating-your-teeth-evolved-ancient-fish-scales
“The hardest bit of your body is the enamel coating your teeth. But new analyses of fish fossils, as well as genetic analyses of a living fish species, suggest that this specialized material once served a very different function: to toughen some bones and scales of ancient fish.”
Shark Teeth Have Built-In Toothpaste
http://news.discovery.com/animals/sharks/shark-teeth-flouride-120725.htm
“The outside of shark teeth is made up of fluoride, the active component of most toothpaste.”
____________________
DNews is dedicated to satisfying your curiosity and to bringing you mind-bending stories & perspectives you won't find anywhere else! New videos twice daily.
Watch More DNews on TestTube http://testtube.com/dnews
Subscribe now! http://www.youtube.com/subscription_center?add_user=dnewschannel
DNews on Twitter http://twitter.com/dnews
Trace Dominguez on Twitter https://twitter.com/tracedominguez
Julia Wilde on Twitter https://twitter.com/julia_sci
DNews on Facebook https://facebook.com/DiscoveryNews
DNews on Google+ http://gplus.to/dnews
Discovery News http://discoverynews.com
Download the TestTube App: http://testu.be/1ndmmMq
Sign Up For The TestTube Mailing List: http://dne.ws/1McUJdm
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