In his last book, The Vital Question, he argued that many of these seemingly disparate mysteries could be explained by life ... process called the Krebs cycle: a whirlwind of chemistry that ...

The Krebs cycle is named after its discoverer, Hans Krebs. It is also known as the citric acid cycle or the tricarboxylic acid cycle. It is a series of chemical reactions required for cellular ...

as the 'triose' of Krebs's and Johnson's original cycle. But this left one thorny question unanswered. The cycle explained how microorganisms oxidized acetate to carbon dioxide and water ...

These are known as the citric acid cycle or Krebs cycle. It is a mystery whether this is something that life developed or if it was simply co-opted from something that did not need life to exist.

A Nobel Prize, of course. Such was the case for Hans Krebs, the biochemist who nabbed the award in 1953 for discovering the citric acid cycle, or “Krebs cycle”—the cellular pathway that converts ...