Brain circuits comprise vast numbers of interconnected neurons with diverse molecular, anatomical and physiological properties.

RNA viruses comprise vast populations of closely related, but highly genetically diverse, entities known as quasispecies.

This ability is particularly critical in neurons, which comprise vast, highly differentiated domains such as the axon and dendrites.

They comprise vast collections of ancient traditions relating to theology, cosmology, and to the genealogy of gods and heroes.

His scope comprises vast pastoral landscapes, and intimate fleshy nakedness.

Northern Niger comprises vast tracts of unearthly sand and lava - and is home to the Tuaregs or 'people of the desert'.