Ûi-thoân-chú
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Ûi-thoân-chú (tek. gen "Óa-im: "gen""; eng. gene "Óa-im: "jín""; jit. 遺伝子) sī seng-bu̍t ê ûi-thoân-thé (genome) lāi-bīn ê chi̍t tōaⁿ tì-tòa (sequence), sī seng-bu̍t ê ûi-thôan tan-gôan. Seng-bu̍t ê hoat-io̍k kap kok iūⁿ ê piáu-hêng (phenotype) sī ûi-thoân-chú kap khôan-kéng kau-hō͘ chok-iōng ê kiat-kó.
Toā-hūn ê ûi-thoân-chú sī DNA hun-chú cho͘-sêng--ê. Kî-tiong ū-ê pō͘-hūn ē-sái choán-siá chò mRNA, mRNA koh-lâi ē-sái hoan-e̍k (translation) chò nn̄g-pe̍h-chit. Chit-ê kòe-têng sī ûi-thoân-chú piáu-ta̍t (gene expression), só͘ chè-chō ê nn̄g-pe̍h-chit kap RNA kiò-chò ûi-thoân-chú sán-bu̍t.