Achondroplasia is a genetic condition that causes a bone growth inhibitor, known as fibroblast growth factor receptor 3, to be overly aggressive and this restricts bone growth. The second most common cause is a deficiency in growth hormone (somatotropin).
tramite m (plural tramiti) 1  intermediary, link. 2  way, means, vehicle per il tramite - through; by means of; via.
Perthite is a combination of microcline from the alkali/potassium feldspar group and plagioclase. The more colorful strips are microcline, with plagioclase (usually Albite) forming the white or transparent veining.