chromatin

名词 chromatin:

1. the readily stainable substance of a cell nucleus consisting of DNA and RNA and various proteins; during mitotic division it condenses into chromosomes
   同义词：chromatin granule

chro.ma.tin

n.（名词）
A complex of nucleic acids and proteins in the cell nucleus that stains readily with basic dyes and condenses to form chromosomes during cell division.
染色质，核染质：细胞核中由核酸与蛋白质组成的核酸复合物，容易被基本染料染色， 在细胞分裂期会浓缩而形成染色体

【引伸】
chro.matin.ic
adj.（形容词）