Ward

Description: Food colors in dropper bottles.

SDS

Ward's® DNA Structure And Replication Molecular Model

Description: Step by step, your students can build a DNA molecule model, and simulate the 'unzipping' of hydrogen bonds in the replication of DNA.

Catalog Number: (470179-640)

Dictyostelium Culture and Study Kit

Retrieving Kit

Description: Study Structure and Motility of a Variety of Common Protists Convenient, all-inclusive kit contains everything you need to culture and examine different protists to discover their unique attributes. Comes with a specimen culture, culture materials, Form and Structure sheets, and instructions for 30 students. These microbes are members of the cellular slime mold group, and are commonly found in certain types of soil, dung, and other high-bacteria habitats. A variety of experiments can be conducted with Dictyostelium, including observing its life history and investigating differentiation and taxis responses. It is also interesting to observe Dictyostelium feeding on bacteria, which are included in this kit. Additional suggested experiments include studies of migrating pseudoplasmodia and differentiation. Cultures: Dictyostelium discoideum, Enterobacter aerogenes, or Escherichia coli (food).

Catalog Number: (470179-614)

Ward's® Luminescent Bacteria Set

Retrieving Kit

Description: Fascinate students with some of the simplest light-producing organisms

Ward's® Live Bullfrogs (Rana catesbeiana)

Description: This large predatory frog will eat any other organism smaller than itself, including smaller bullfrogs; keep similar-sized frogs together to avoid cannibalism.

Catalog Number: (470180-208)

Ward's® Live Ameoboid Set

Retrieving Each

Description: Study Pseudopod Motility Up Close

Catalog Number: (470024-938)

Ward's® Biotite

Retrieving Each

Description: When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

Catalog Number: (470024-896)

Ward's® Microcline

Retrieving Each

Description: When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

Freshwater Planktonic Debris

Description: Specially Prepared “Real-Life” Combinations The world is teeming with a wide variety of microlife, making studying samples of pond water complicated especially for the beginning student. To lessen the confusion, WARD’S has prepared different culture mixes that reflect protist combinations that occur in the real world, yet eliminates the hundreds of other life-forms found in a collected sample. Comes with a dichotomous key and either the Working with Algae or the Working with Protozoa manual. Supplied in a single jar. Contents: Pond scum.

Catalog Number: (470179-164)

Ward's® Live Streptococcus agalactiae Culture - PATHOGEN

Retrieving Each

Description: Isolated from milk and udders of cows. Lancefield group B, beta hemolysis. Causes infection of the female genital tract, maternal septicemia, neonatal infections. Camp test positive; resistant to bacitracin.

Ward's® Live Sarcophaga Bullata Fly Larvae and Pupae

Description: Sarcophaga bullata are gray flesh flies. These flies are reared on decaying flesh and pupate quickly, within 5 to 7 days from birth, to illustrate complete metamorphosis in Diptera.

Ward's Science Essentials® Scoria

Description: Scoria is a dark-colored rock formed from lava with a high gas content.

Catalog Number: (470024-236)

Forensic Analysis of Glass Kit

Retrieving Kit

Description: Can broken glass crack the case?

Catalog Number: (470006-388)

Ward's® Dermestid Skeletal Preparation Kit (Dermestes maculatus)

Retrieving Kit

Description: This activity shows Dermestid beetles assist in the breakdown of dead organic matter. Simply allow them access to the freeze-dried frog provided.