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Why is urine yellow?
Posted by JT on November 24, 2008 9:34 AM | Permalink
Urine is yellow because it contains chemicals called urobilins, the breakdown products of the bile pigment bilirubin.
Source: http://sxxz.blogspot.co /2006/07/why-is-urine-yellow.html
Mongkol Saema |
November 25, 2008 12:22 PM