一、名词解释与名词比对
1.核定位信号(nuclear localization signal, NLS)
2.X染色体失活(X chromosome inactivation)
3.动粒(kinetochore)/端粒(telomere)
4.核型(karyotype)
5.核纤层(nuclear lamina)
6.核孔复合体(nuclear pore complex)
7.染色质(chromatin)/染色体(chromosome)
8.组蛋白(histone)/非组蛋白(nonhistone)
9.核小体(nucleosome)
10.常染色质(euchromatin)/异染色质(heterochromatin)
11.结构异染色质(constitutive heterochromatin)/兼性异染色质(facultative heterochromatin)
12.核仁组织区(nucleolar organizing region, NOR)
13.多线染色体(polytene chromosome)/灯刷染色体(lampbrush chromosome)
二、选择题
A. consist of multiple transcription units
B. are a cluster of genes that are transcribed into a single mRNA
C. are common in eukaryotes