![]() ![]() ![]() In short, when we burn fuels like glucose in cell respiration, we first break them down into simpler molecules composed of carbon, hydrogen, and oxygen. Most of us know the Krebs cycle as a cycle of biochemical reactions linked to energy generation in cells. This might seem like stuffy textbook biochemistry from decades ago, but it holds the secret to what brings a planet to life and our own lives to an end. In the beginning was the Krebs cycle.Īt the heart of life is an amazing, conflicted merry-go-round of reactions called the Krebs cycle. Listen to the audio version-read by Nick himself-in the Next Big Idea App. He has won several awards for his science writing.īelow, Nick shares 5 key insights from his new book, Transformer: The Deep Chemistry of Life and Death. Nick Lane is a professor of evolutionary biochemistry at University College London. ![]()
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