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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.
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Commerical Grains Collection Riker Mount
Riker mount of commerical grains for display.
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Moth Caterpillar Comparison Riker Mount
Riker mount of moth caterpillar comparison for display.
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Comparison of Leaf Venation Riker Mount
Riker mount of leaf venation comparison for display.
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Puccinia graminis, Composite (sect) qs
Wheat rust. All spore stages: pycnia, aecia, telia, and uredia.
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Leafy Liverwort
Bazzania trilopata or Trichocolea tomantella. General green variety. It is supplied in a plastic bag with care instructions. Size: 3" x 4".
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Sphagnum
Sphagnum sp. Sphagnum grows in spongy red or brown mats in boggy areas and thrives in terrariums. It is supplied in a plastic bag with care instructions. Size: 3" x 4".
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Podocarpus
Podocarpus sp. This attractive evergreen, with fleshy yew-like leaves, is adaptable to a variety of environmental conditions. Originally native to the temperate forests of the southern hemisphere, especially New Zealand, it is supplied in a pot with care instructions. Size: 6".
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Wandering Jew
Tradescantia virginiana or similar. Monocot. This hardy, easy-to-grow ornamental plant can be used for studying meiotic division in mother cells of pollen. Cytoplasmic flows can be seen in cell hairs on staminate filaments. It is native to tropical and subtropical areas of the Americas and is supplied in a pot with care instructions. Size: 6".
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Venus’ Flytrap
Dionaea sp. Dicot. A fascinating plant to observe, the leaves close around anything that brushes against the inner hairs. Trapped insects are digested by enzymes the leaves secrete. It is native to North America, especially the Carolinas and prefers acidic conditions such as a bog terrarium. It comes supplied in a pot with care instructions. Size: 2– 4".
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Zebrina
Zebrina sp. Monocot. Similar to Tradescantia, Zebrina is rapid growing and easily propagated. It is native to tropical and subtropical areas of the Americas and is supplied in a pot with care instructions. Size: 6–8".
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RNA Removed (sect) mgp
Necturus liver. The enzyme RNAase specifically digests RNA, confirming the existence of RNA in the nucleolus of the cytoplasm. Compare to RNA (sect) mgp.
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Mixed Pond Culture
Bring a pond inside your classroom. This comprehensive collection features a variety of organisms commonly found in a freshwater pond. Using the variety of specimens in this single jar, your students can discover the fascinating diversity of life that exists in a typical small body of water.
Includes algae, Protozoa, Hydra, Planaria, Daphnia and other common organisms.
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Spider Plant
Chlorophyllum comossum
Botanists often use this hardy, easily propagated monocot for plant physiology and cytology studies.