Since then, it has become a specialist in tools that can analyse material at a molecular level.

There may be tidy geometry at the molecular level but things fall apart in the real world.

You can assemble things at a molecular level.

Here he extended his interest in the mechanisms of ion movements across nerve membranes to the molecular level.

Researchers are still intrigued by the way this protein helps a cell give careful thought to its ways on a molecular level.