AP EAMCET Medical 24 Apr 2019 Shift 2 Paper

Arrange the following steps in ascending order based on no. of ATP molecules gained when one glucose molecule participate in aerobic respiration.
I) Total no. of ATP in Krebs cycle
II) Succinyl CO A → Succinic acid
III) Pyruvic acid → Acetyl CO A
IV) PGAL → BPGA
The correct answer is