RS-T05-Q10 · 氧化磷酸化「电子传递 + 化学渗透」

先自己写完再对答案；卡住的地方回看这段讲解（公开课时间码 21:20–24:20）

来源 9700_w25_qp_41.pdf → 9700_w25_ms_41.pdf　|　小问：全部小问

触发题型：看到 Explain how ATP is produced in oxidative phosphorylation / 问嵴、质子梯度、ATP 合酶

✅ Mark Scheme 得分点（原文）

逐条计分：n 分写 n 条；红字为考官明确不接受（Do not accept）

7(a)

1. any three from:
2. breaks down / hydrolyses to / converted to, ADP / AMP, and Pi ;
3. releases energy / energy donor ;
4. reversible reaction / high turnover / can be regenerated ;
5. small / soluble, so can, diffuse / move (freely), in cell ;
6. AVP ;

7(b)

1. any six from:
2. ETC / electron flow, less / stops ;
3. no / less, energy, available / released / supplied (from electron flow) ;
4. no / fewer, H+ ions / protons, pumped to intermembrane space ;
5. no / smaller, H+ / proton, gradient ;
6. no / fewer, protons diffuse through ATP synthase ;
7. no / fewer, electrons reach, last carrier / end of chain ;
8. no / fewer, electrons can react with oxygen to form water ;
9. (oxidised) NAD not regenerated / lack of NAD ;
10. no / less, glycolysis / link reaction / Krebs cycle ;
11. AVP ;