Glycolysis
Step 1
•2 ATP molecules donate 2 phosphates to the glucose molecule
•Glucose contains 6 carbon molecules
GlucoseC-C-C-C-C-C
2 ATP
P-C-C-C-C-C-C-P
6 carbon compound
Stage 2
After the phosphate has been added the entire glucose phosphate molecule gets reorganized to form a fructose phosphate molecule.
Step 2
•6 carbon molecule split into 2 molecules
P-C-C-C-C-C-C-P
6 carbon compound
PGAL
P-C-C-C C-C-C-P
Step 2
•6 carbon molecule split into 2 molecules
P-C-C-C-C-C-C-P
6 carbon compound
PGAL
P-C-C-C C-C-C-P
Step 3
2 NAD+
•The 2 molecules of PGAL join with 2 NAD+ ions•Forming 2 new 3C molecules
2 molecules of 3 Carbon compounds
P-C-C-C C-C-C-P
2 NADH +2H+
2 Phosphate
2 molecules of PGAL
P-C-C-C-P P- C-C-C-P
Step 4 4 ADP •4 molecules of
ADP combine with the 2- molecules from step 3•This produces pyruvic acid AND 4 ATD
2 molecules of 3 Carbon compounds
P-C-C-C-P P- C-C-C-P
4 ATP
2 molecules pyruvic acid
C-C-C C-C-C
Simply put- Glucose + 2 ATP = 2 Pyruvic acid + 4
ATP
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