heterochromatin的例句（heterochromatin在句子中的用法）

• The accumulation and discarding of heterochromatin of chromosome IV in the rectum and Malpighian tubules. 摇蚊马氏管、直肠第扒,染色体异染色质的积累并抛出染色休外面.
• Chromosome material with exhibits of such behaviour is called heterochromatin. 表现这种现象的染色体物质叫做异染色质.
• Heterochromatin has shown to be composed largely of short repeated polynucleotide sequences. 异染色质大部分是由短而重复的多核苷酸序列所组成的.