"VWR"

Red-pigmented halophile from evaporating salt ponds; requires 25% salt medium, lyses easily in plain water, releasing DNA.

Light gray, fine-grained, well-foliated, schistose.

Gray-to-brown basaltic, with over 50% vesicles.

Perfect supplement to cat dissection labs.

All of our most popular crosses, already done for you. We'll do all the pre-work, so you can spend more time with your students.

Brownish black, intermediate stage between peat and bituminous coal.

Give Your Students a Lesson in Economics as Well as Geology

Ward’s® PURE Preserved Specimens - the best dissection experience from start to finish.

Ward’s® PURE Preserved Specimens - the best dissection experience from start to finish.

Ward's® PURE preserved specimens - the best dissection experience from start to finish.

Drosophila melanogaster, the common fruit fly, is widely used in genetic studies. They express a number of mutations such as eye, wing, and body mutations.

Drosophila melanogaster, the common fruit fly, is widely used in genetic studies. They express a number of mutations such as eye, wing, and body mutations.

This organism is commonly recovered from soil and water. As normal intestinal flora, it can also usually be found in sewage.

This organism can be isolated from soil, wounds, and intestinal tracts of humans. It digests protein and is known for its strong, distinctive odor.

Light gray, with flow structure.

Slaty cleavage; contains hematite.