encloses

These extremely reactive molecules always occur in pairs and remain surrounded by solvent, which encloses the pairs of radicals like a kind of cage.

It’s so stark, so subtle in how it encloses the space, turning it into a haven.

This thin layer of lipids encloses nutrients, genetic material and proteins of the cell.

The satellite virus needs the helper either to build its capsid, a protective shell that encloses the virus's genetic material, or to help it replicate its DNA.

Towards the back of the area so far excavated there is a wall that encloses three rooms.