管家基因 [－－－－]

Jyutping gun2 gaa1 gei1 jan1
Pinyin guǎn jiā jī yīn

Definitions (Wiktionary)
  1. noun
    housekeeping gene (constitutive genes that are required for the maintenance of basic cellular function, and are expressed in all cells of an organism under normal and patho-physiological conditions)