DNA tēng-sūEng-gí: DNA sequencing)koh kiò DNA,sī chí hun-sek te̍k-tēng DNA phìⁿ-toān ê kiám-ki sū-lia̍t,iā tō sī Adenin(A)、Thymin(T)、Cytosin(C)kap Guanin(G)ê pâi-lia̍t hong-sek. Khoài-sok ê DNA tēng-sū hong-hoat ê chhut-hiān ke̍k-tōa thui-tōng Seng-bu̍t-ha̍k kap I-ha̍k ê gián-kiù kap hoat-hiān.

Tī Ki-chhó͘ Seng-bu̍t-ha̍k gián-kiù tiong, kap chèng èng-iōng léng-he̍k, phì-jû chín-toàn, seng-bu̍t ki-su̍t, hoat-i seng-bu̍t-ha̍k, seng-bu̍t hē-thóng-ha̍k tiong, DNA sū-lia̍t tì-sek í-keng chiâⁿ-chòe bōe-tàng khiàm-khoeh ê tì-sek. Kū-pī hiān-tāi ê DNA khoài-sok tēng-sū ki-su̍t í-keng tùi ta̍t-kàu tēng-sū oân-chéng ê DNA sū-lia̍t ū pang-chān, he̍k-chiá to-chióng lūi-hêng ê ki-in cho͘ tēng-sū kap sìⁿ-miā bu̍t-chióng, pau-koat lîn-lūi ki-in cho͘ kap kî-thaⁿ chōe-chōe tōng-bu̍t, si̍t-bu̍t kap bi-seng-bu̍t ê oân-chéng DNA sū-lia̍t.