That which shows the " normal " condensation pattern is called euchromatin.那些表现 “ 正常的 ” 浓缩格式的部分叫做常染色质.Zones of loosely arranged euchromatin are located mainly in the center of the nucleus.疏松的染色质区带主要位于细胞核的中心部.Their nuclei...

n.常染色质（染色体的一部分）...

euchromatin的音标：euchromatin的英式发音音标为：[ju:'krəʊmətɪn]euchromatin的美式发音音标为：[ju'kroʊməˌtɪn]...