Image caption, Irreversible changes are permanent. They cannot be undone. For example, you cannot change a cake back into its ingredients again. Freezing is a reversible change. For example you ...

Bezos said big companies had a tendency to think all big decisions were irreversible when in fact most were reversible. Amazon's HQ2 U-turn ties into a bigger philosophy at the company.

Responses can be reversible or irreversible, depending on how the cell reacts to a stimulus that is first applied then withdrawn 1. If the cell returns to its original state after the stimulus ...