Scientists have been trying to determine its precise structure for years.

An important question in neuroscience is how such precise structures come into existence.

Large atomically precise structures exist, in the form of crystals.

The precise structure of the active site has been difficult to determine.

Complex assumptions can be made on the precise structure of the correlations among errors in this model.

Different classification systems disagree on the precise structure of the group.

Its days are split into a precise structure.

He puzzled out the precise molecular structure of many sapogenins.

It's natural and organic, yet there's an incredibly precise formal structure underneath.

Different assumptions can be made on the precise structure of this general model.