How many of the following are the substrates involved in the Kreb's cycle? Citric acid, succinic acid, hydrochloric acid, α-ketoglutaric acid, fumaric acid, malic acid, pyruvic acid, phosphoglyceric acid, acetic acid

Step-by-step solution

The substrates of Kreb's cycle are acetyl CoA, citric acid, iso-citric acid, aconitate, oxalosuccinate, α-ketoglutaric acid, succinyl CoA, succinic acid, fumaric acid, malic acid, oxaloacetic acid, etc. The schematic representation of Kreb's cycle is as follows: