He tauira whakamere ko te tae koti o te cat Siamese. I roto i tenei take, te pāmahana tinana o te cat tākaro i te tūranga o te taiao. Ko te waehere ira o te cat, na reira, te makawe-whakaputa pūtau i roto i te cat hanga pūmua pūtau hua i roto i te makawe pouri. Ko enei makawe makawe pango he tairongo ki te pāmahana (i.e. he huringa pāmahana-sensitivity denature) me i roto i te teitei-pāmahana taiao, e kore e taea ki te whakatau i roto i ngā wāhi i reira he he he makawe pouri kua he pāmahana-sensitivity.
te phenylalanine