Daisypath Graduation tickers

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Saturday, February 26, 2011

Tahukah Anda 6#?????

The cornea or window of the eye, is around half a millimeter in thickness and consist of five separate layers. The surface layer, around only ten percent of this, is all that protects us from infections everyday of our life.
Cornea or window of the eye

Maintain it transparency in order to see object clearly

Corneal layer 

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