Out of 36 ATP molecules produced per glucose molecule during

1. 2 are produced outside glycolysis and 34 during respiratory chain
2. 2 are produced outside mitochondria and 34 inside mitochondria
3. 2 during glycolysis and 34 during Krebs cycle
4. All are formed inside mitochondria

2 ATP are produced during glycolysis in cytoplasm. 34 ATP are produced by Krebs cycle, oxidative phosphorylation, ETC.