CO can cause cellular respiratory arrest, the mechanism is
A: It’s an uncoupler.
B: Most of the energy from oxidizing substances is released as heat.
C: Block proton reflux
D: Block electron transfer between Cytb and Cytc1
E: Block electron transfer between Cytaa3 and O2
A: It’s an uncoupler.
B: Most of the energy from oxidizing substances is released as heat.
C: Block proton reflux
D: Block electron transfer between Cytb and Cytc1
E: Block electron transfer between Cytaa3 and O2
举一反三
- 呼吸链的各细胞色素在电子传递中的排列顺序是： （ ） A: Cytc1→Cytb→Cytc→Cytaa3→O2 B: Cytc→Cytc1→Cytb→Cytaa3→O2 C: Cytc1→Cytc→Cytb→Cytaa3→O2 D: Cytb→Cytc1→Cytc→Cytaa3→O2
- 呼吸链的各细胞色素在电子传递中的排列顺序是： A: Cytc1→Cytb→Cytc→Cytaa3→O2 B: Cytc→Cytc1→Cytb→Cytaa3→O2 C: Cytc1→Cytc→Cytb→Cytaa3→O2 D: Cytb→Cytc1→Cytc→Cytaa3→O2
- CO中毒可阻断呼吸链哪一环节的电子传递 A: COQ→Cytb B: Cytb→Cytc1 C: Cytc1→Cytc D: Cytc→Cytaa3 E: Cytaa3→O2
- The uncoupling agents can A: inhibit electron transport in the respiratory chain B: to speed up the transfer of electrons along the respiratory chain C: completely prevents the proton gradient from being built up D: directly inhibit the ATP synthase
- 正确的呼吸链成员排列顺序是 A: NADH→FAD→FMN→CoQ→cytb→cytC1→cytC→cytaa3→O2 B: NADH→FMN→FAD→CoQ→cytb→cytC1→cytC→cytaa3→O2 C: NADH→复合体1→CoQ→复合体Ш→cytC→cytaa3→O2 D: NADH→CoQ→cytb→cytC1→cytC→cytaa3→O2