of citric acid cycle on white background showing key steps and molecules in cellular respiration.

citric acid cycle krebs cellular respiration metabolism biochemistry tca tricarboxylic energy production mitochondria atp nadh fadh2 acetylcoa citrate oxaloacetate succinate fumarate malate isocitrate alphaketoglutarate metabolic pathway biochemical carbon process enzyme reactions diagram science vector high quality detailed educational scientific medical artwork