组蛋白密码(histone code)]
组蛋白密码(histone code)]
Which of the following is correct about the assembly of chromosome: A: nucleosome→core histone octamer→solenoid→microstrip→loop domain→chromatid B: core histone octamer→nucleosome→solenoid→loop domain→microstrip→chromatid C: core histone octamer→nucleosome→microstrip→solenoid→loop domain→chromatid D: core histone octamer→nucleosome→solenoid→microstrip→loop domain→chromatid
Which of the following is correct about the assembly of chromosome: A: nucleosome→core histone octamer→solenoid→microstrip→loop domain→chromatid B: core histone octamer→nucleosome→solenoid→loop domain→microstrip→chromatid C: core histone octamer→nucleosome→microstrip→solenoid→loop domain→chromatid D: core histone octamer→nucleosome→solenoid→microstrip→loop domain→chromatid
During DNA replication, a short ___acts as the primer. A: DNA B: RNA C: polypeptide D: histone
During DNA replication, a short ___acts as the primer. A: DNA B: RNA C: polypeptide D: histone
The chemical nature of the<br/>primer required for the synthesis of DNA is ( ) A: DNA B: Histone C: RNA D: hnRNA
The chemical nature of the<br/>primer required for the synthesis of DNA is ( ) A: DNA B: Histone C: RNA D: hnRNA
To begin DNA replication, a short ___ primer must first be produced. A: DNA； B: RNA； C: polypeptide； D: histone
To begin DNA replication, a short ___ primer must first be produced. A: DNA； B: RNA； C: polypeptide； D: histone
下列哪些描述不是转录激活因子促进转录的机制（ ） A: 转录激活因子可以直接或者间接通过中介子与通用因子相互作用，帮助将通用因子和RNA聚合酶复合体招募到核心启动子 B: 招募组蛋白乙酰转移酶(Histone acetyl transferase), 解开染色质结构 C: 招募染色质重塑复合物 (Chromatin remodeling complexes) D: 招募组蛋白脱乙酰基酶 （Histone deacetylases）
下列哪些描述不是转录激活因子促进转录的机制（ ） A: 转录激活因子可以直接或者间接通过中介子与通用因子相互作用，帮助将通用因子和RNA聚合酶复合体招募到核心启动子 B: 招募组蛋白乙酰转移酶(Histone acetyl transferase), 解开染色质结构 C: 招募染色质重塑复合物 (Chromatin remodeling complexes) D: 招募组蛋白脱乙酰基酶 （Histone deacetylases）
Histone deacetylases (HDACs) are a group of enzymes closely related to __________. They catalyze acetyl group removal from lysine residues in histones and non-histone proteins, causing transcriptional repression. HDACs are usually components of multiprotein complexes.
Histone deacetylases (HDACs) are a group of enzymes closely related to __________. They catalyze acetyl group removal from lysine residues in histones and non-histone proteins, causing transcriptional repression. HDACs are usually components of multiprotein complexes.
组蛋白密码（histone code）指的是组蛋白尾巴所进行的化学修饰，这种修饰可以改变基因的表达模式。下列修饰方式中哪一种不属于组蛋白密码
组蛋白密码（histone code）指的是组蛋白尾巴所进行的化学修饰，这种修饰可以改变基因的表达模式。下列修饰方式中哪一种不属于组蛋白密码
中国大学MOOC: 组蛋白密码（histone code）指的是组蛋白尾巴所进行的化学修饰，这种修饰可以改变基因的表达模式。下列修饰方式中哪一种不属于组蛋白密码？
中国大学MOOC: 组蛋白密码（histone code）指的是组蛋白尾巴所进行的化学修饰，这种修饰可以改变基因的表达模式。下列修饰方式中哪一种不属于组蛋白密码？
What is the function of the nuclear lamina? () A: It serves as an attachment site for nuclear pore to help transport materials B: It is a point of attachment for the enzymes that synthesize histone C: It provides mechanical support for the nuclear envelope D: It binds to ribosomes that are conducting protein synthesis
What is the function of the nuclear lamina? () A: It serves as an attachment site for nuclear pore to help transport materials B: It is a point of attachment for the enzymes that synthesize histone C: It provides mechanical support for the nuclear envelope D: It binds to ribosomes that are conducting protein synthesis