nucleosome

nu.cle.o.some

n.（名词）
Any of the repeating subunits of chromatin, consisting of a DNA chain coiled around a core of histones.
核小体：染色质反复的从属单位，由盘绕在组蛋白核的脱氧核糖核酸链条构成

【引伸】
nu.cleosom.al