Mo te whare rangahau mōleki, ko te umu whakapiko nukleinaki tātou he mea nui, no reira me whakamatauria te itiiti ake o ngā wai. Ka kitea he mea kotahi tēnei i te mahere mahi. Ko te matatau o te umu te mea e whakatau ai ki te rahi me te pai o ngā nukleinaki i kitea, nā reira me he mea whai hua tō tātou umu. Nā runga i tēnā ka kōrero nei, ko tētahi umu poroheke e āwhina ana ki te whakatupu i te paunga nui rawa, ka taea e ia hei whakarite i ngā hiahia o te rangahau me te kairongo, me te pai rawa o te mahi mo tētahi hiahia.