noun 下载 🔗分享 染色质,核染色质。 A complex of DNA, RNA and proteins within the cell nucleus out of which chromosomes condense during cell division. Examples : "During cell division, the loose chromatin in the nucleus condenses into clearly visible chromosomes, like organizing messy string into neat bundles. " 细胞分裂时,细胞核内松散的染色质会浓缩成清晰可见的染色体,就像把乱糟糟的线整理成整齐的线团一样。 biology biochemistry anatomy medicine organism structure 与AI对话词汇游戏阅读练习