The Krebs cycle, also known as the citric acid ... steps of oxidation, FAD is used by succinate dehydrogenase. The ultimate fate of these reduced coenzymes is to be reoxidized by entering the ...

The citric acid cycle is also known as the Krebs cycle ... dehydrogenase which catalyze the third and fourth steps of the cycle respectively. The activation of these enzymes, via calcium ions ...

Citric acid is an important natural compound that has been known since the late 18th century. The pioneering Swedish–German chemist Carl Wilhelm Scheele isolated it from lemon juice in 1784. It has ...