"Avantor"

Certain strains of bacteria have their own pigments, creating a rainbow of different natural colors. This set includes bacterial cultures with a variety of different colors.

One jar containing a mixture of 6 different genera of algae. Each algae is cultured individually in Ward's laboratories, and mixed together immediately prior to shipment to ensure an adequate supply of each organism.

Use these thin-section slides with a polarizing microscope to view rock specimens in detail. Includes: biotite granite, olivine basalt, red sandstone, encrinal limestone, mica schist, augen gneiss, storage box and identification guide.

Note: collections are subject to change depending upon availability of individual items. Set of six.

The nocturnal hermit crab uses “borrowed” shells to protect its relatively soft body, changing shells as it grows larger.

One each of foliose, crustose, and fruticose lichen. The foliose and crustose lichens are any of a wide variety of species; the fruticose lichen is either cladonia or reindeer moss. All samples are field-collected and come in a 4 oz. labeled jar.

Planaria are a flatworm commonly used in science fair projects. They do not bite and move very slowly, making them easy for young students to observe.

These large beetles have a striking shiny appearance and are slow moving and docile.

This North American Diplopod makes a great classroom pet and can be used in behavioral studies.

Bullfrog tadpoles are great for demonstrating metamorphosis in the classroom.

These unique salamanders keep their gills and stay fully aquatic even into adulthood, making them ideal subjects for embryological and developmental studies.

Clearly preserved ripple marks in bedded sedimentary rock. Average slab size: 6 x 8".

This exceptional specimen has been hand picked for its well-defined additional structures.

Practice Techniques Employed in Genetics and Biotechnology Studies.

Hemolysis, the rupture of red blood cells, is induced by certain species of streptococcal bacteria that produce extracellular hemolysin.  Observe this phenomenon with this set of 3 non-pathogenic species

Two strains of Escherichia coli (donor and host) with complementary sensitivities to Ampicillin and Streptomycin. Watch them trade traits via conjugation.

Isolated from human urinary tract and wound infections, this organism is identifiable by its characteristic putrefactive odor.