"VWR"

Freshwater. Unicellular; heart-shaped cell. Soil-water medium.

Characterized by a lack of rigid cellulosic walls, instead these organisms have pellicles made of protein. They store paramylon instead of starch.

Marine. Unicellular. Erdschreiber’s medium.

Characterized by reddish plastids (rhodoplasts).

Marine. Unicellular; contains same pigments as other Golden Algae but contains haptonema, unique to Haptophyceae. Coccoid, from coccoliths. Marine medium. Characterized by golden yellow plastids.

Axenic culture. Food organism. Tetrahymena medium.

Characterized by cilia; nearly all possess two types of nuclei.

Produce a Variety of Organisms Simply by Adding Water

Pathway between plant cells.

Adult Male and Female in Lateral View

Which environment is more appealing?

Formalin Preserved

Cool and colorful dragons liven up genetics lessons.

Improved Formula for Higher Yields

Everything you need to safetly collect and culture bacteria and fungi from your environment

These industrious scavenger insects devour organic matter — the larvae will even clean a skeleton of muscle, skin and cartilage.

These African clawed frogs are entirely aquatic and thrive in an ordinary freshwater aquarium. They are often used in developmental studies and genetic experiments.

Students determine contamination levels of ground beef in different environments.

Mature specimens of this widely studied annelid are provided.