Chromatin The loose network of threads seen in nondividing nuclei that represents the chromosomal material, consisting of DNA, protein (mainly histone), and small amounts of RNA.

• 染色质：间期细胞内由DNA，蛋白质（主要是组蛋白），以及少量的RNA组成的线性复合结构，是间期细胞遗传物质存在的形式。