Specimens
Specimens are available for use in a wide variety of organic and inorganic testing procedures. Organic samples can be utilized for dissection purposes or studying whole preserved or life specimens, with practical examples in cellular biology or the internal structures of whole organs and complex multicellular systems. Rock specimens are useful for studying textures, grain sizes, and other features brought about by pressure, temperature, and other natural forces, offering a glimpse into the Earth’s geological history.
Preserved Onion Root Tips
Excellent for slide making, or just viewing the various stages of mitosis.
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Ward's® Live Enterobacter aerogenes Culture
This organism is commonly recovered from soil and water. As normal intestinal flora, it can also usually be found in sewage.
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Saccharomyces cereviciae Strains for Genetic Manipulation
Yeast strains are ideal for genetic study because they are easy to grow and maintain, their life cycle is complete in approximately one week, and you can arrest different stages of the life cycle by growing it on different types of media.
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Ectocarpus
Marine. Filamentous. Branched thallus, zoospores. Erdschreiber’s medium.
Kelp and seaweed; with a distinct set of photosynthetic pigments.
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Ward's® Brachiopod Shell
Put a piece of Earth's ancient history in the hands of your students.
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Conifer Cones
Conifers come in all shapes and sizes — and so do their cones.
Includes: 6 pine cones, 6 spruce cones and 6 cedar cones.
*Pine cone factoid: Pine cones can forecast the weather! In dry weather, the scales dry up and open out. If they start to close up, wet weather is coming!
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Schist (Mica Garnet)
Silvery, paragranite and muscovite-rich with medium garnet crystals.
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Ward's® Limestone (Gray)
Fine, common limestone; massive, and will fizzle with HCl.
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Ward's® Gneiss (Gray Banded)
White and black bands of quartz, feldspar, and biotite; typical foliation.
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Common Rock Collection
An introductory rock set contains six samples from each of the three major rock types.
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Ward's® Live Mealworm Larvae, Pupae and Beetles (Tenebrio)
Teach your students about the complete metamorphosis of an insect with these mealworms.