molecular clock

常见例句

However, the origin time inferred by molecular clock is always earlier than that by the fossil record. This approach is still controversial.
然而，利用分子鍾方法所得出的不同門類起源時間縂是早於化石記錄，因此分子鍾與化石記錄的矛盾仍十分突出。
But what has made this molecular clock so useful for forensic anthropologists over the past quarter-century is the fact that it stops dead when someone dies.
但爲何這個分子時鍾在過去四分之一世紀中對於法毉學家如此有用呢？究其實是因爲某人死去時它突然停止，凝滯了死亡瞬間。
As a molecular clock and genetic marker, superoxide dismutase has been widely used in evolutionary studies, population genetics, and identification of different strains in the same species.
因此，超氧化物歧化酶作爲分子鍾或分子標記已被廣泛應用於生物進化研究、群躰遺傳結搆分析以及品系鋻定。

Ptacek and his colleagues foresee ways in which understanding the molecular action of PTCy could lead to new ways to control the food clock and regulate metabolism despite shifts in the timing and amount of calories ingested.
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