A key characteristic of life is active transport: control over what enters and exits the cell. Closer looks reveal exquisite “selectivity filters” with moving parts that make active transport work.
Genomics has come a long way since the central dogma and junk DNA. If you expect to find reasons for things, you often do find them.
Among other design inspirations, the “ultimate non-stick coating” developed at McMaster University is based on the lotus leaf.
The metal element 42, molybdenum, is needed in the body in extremely small but vital amounts for enzymes to work properly.
Right now, within your bodies this little engine is cranking away. Without this machine, oxygen-dependent life could not exist.