Which of the following statements about Krebs cycle is/are true? (I) Acetyl CoA initiates the Krebs cycle. (II) The two-carbon compound (acetyl-CoA) combines with a four-carbon (oxaloacetate) to form the six-carbon compound citric acid. (III) A two-carbon group is added to the Krebs cycle during each complete cycle, and it also involves oxidation of two carbon atoms into carbon dioxide.

Which of the following statements about Krebs cycle isare true I Acetyl CoA initiates the Krebs cycle II The twocarbon compound acetylCoA combines with a fourca class=