The cells are cylindrical and linked to form filaments.

The nylon is then air-cooled to form filaments.

Many species live most of their lives as single-cells, other species form colonies or long filaments.

When the metal is impregnated in the graphite it forms long continuous filaments.

They learned that the protein forms tough, fibrous filaments composed of 30,000 keratin molecules.

Colonies may form filaments, sheets or even hollow balls.

CTP synthase has been reported to form filaments in several different organisms.

The term protozoa is used to refer to heterotrophic species of protists that do not form filaments.

Some species form aggregates or filaments of cells up to 200 μm long.

Bacteria can also be elongated to form filaments, for example the Actinobacteria.