An epithelium is a tissue that covers the internal or external surfaces of an anatomical structure[GO]. [ http://amigo.geneontology.org/amigo/term/GO:0072207 ]
This is just here as a test because I lose it
An epithelium is a tissue that covers the internal or external surfaces of an anatomical structure[GO]. [ http://amigo.geneontology.org/amigo/term/GO:0072207 ]