核苷酸
A: nucleus
B: nucleon
C: nuclear
D: nucleotide
A: nucleus
B: nucleon
C: nuclear
D: nucleotide
D
举一反三
- 核苷酸可以进行磷酸化，进一步形成核苷二酸、核苷三酸，它们都含有高能磷酸键。()
- 环化核苷酸(cyclic nucleotide)
- Choose the correct sentence below. A: First nuclear division, then cytoplasmic Division B: First, the cytoplasm is divided, then the nucleus is divided C: Simultaneous nuclear and cytoplasmic Division D: Only nuclear division
- 催化脱氧核苷酸生成的是： A: 核苷酸酶 B: 核苷酸还原酶 C: 核苷酶 D: 核苷磷酸化酶
- Which of the following is FALSE about the nuclear envelope? A: It is not present in prokaryotic cells. B: It separates the contents of the nucleus from the cytoplasm. C: It consists of an outer nuclear membrane and an inner nuclear membrane. D: It is continuous with the Golgi apparatus.
内容
- 0
RNA是() A: 脱氧核糖核苷 B: 脱氧核糖核苷酸 C: 核糖核酸 D: 核糖核苷 E: 核糖核苷酸
- 1
催化核苷酸分解为核苷的是哪种酶？ A: 核酸酶 B: 核酶 C: 核苷酸酶 D: 核苷酶 E: 核苷磷酸化酶
- 2
Rutherford proposed ( ) by analyzing the results of the α particle scattering experiment A: Atomic nuclear structure model B: There are neutrons in the nucleus C: Electrons are part of atoms D: The nucleus is made up of protons and neutrons
- 3
嘌呤核苷酸的合成顺序是，首先合成次黄嘌呤核苷 酸，再进一步转化为腺嘌呤核苷酸和鸟嘌呤核苷酸
- 4
The signal sequence that directs a protein from the cytosol into the nucleus is called nuclear localization signal (NLS).