Researchers have new insights into the citric acid cycle: Certain bacteria can use this central metabolic pathway 'backwards', but to do so they must have very high concentrations of the enzyme ...

The Citric Acid CycleThe reductive citric acid cycle behaves like a chemical hurricane. Carbon atoms from CO 2 (yellow and orange) attach at either end of molecules. As the cycle proceeds ...

Amazingly, some meteorites come with hints of prebiotic chemistry carrying signs of the citric cycle, a set of chemical ...

Why do we inhale oxygen and exhale carbon dioxide? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer ...

The citric acid cycle is an important metabolic pathway that enables living organisms to generate energy by degrading organic compounds into carbon dioxide (CO?). The first step in the cycle is ...

Citric acid is a weak organic acid found in citrus fruits. It is a natural preservative and is also used to add an acidic (sour) taste to foods and soft drinks. In biochemistry, it is important as an ...