RLO : Prokaryotes and eukaryotes : Resources

Resources

Title/link	Description
RLO: Sizes and scales in biology	Describes different units of linear measurement, and the circumstances in which each would be most appropriate. [Note: this RLO is still under development]
Cells alive!	Web site containing film and computer-enhanced images of living cells and organisms.
Image: relative scale	An image which summarises the relative sizes used in biology.

Protoctists: Simple eukaryotic organisms that are defined by exclusion: protocists are neither animals, plants, fungi nor prokaryotes.

Protozoan: One of a group of single celled, microscopic, animal-like organisms.