benjamin on Nostr: you tell me? “Why use the same pathway to create and destroy, to burn and renew? ...

you tell me?

“Why use the same pathway to create and destroy, to burn and renew? Even a phoenix can’t do both simultaneously…molecules accumulating in the krebs cycle can signal the state of the cell to the genes, switching on or off hundreds or even thousands of genes. Far from being dusty textbook biochemistry, we now know that different patterns of flux through the krebs cycle can generate powerful, if ambiguous, signals.”