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live+specimen
Description:
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.
Description:
This toad thrives with minimum attention and may be housed in a terrarium with access to water and dry land.
Description:
Anabaena is a genus of filamentous, un-branched Cyanobacteria consisting of bead-like cells and enlarged spores or heterocysts.
Catalog Number:
(470179-614)
Description:
Fascinate students with some of the simplest light-producing organisms
Description:
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.
Description:
Marine. Filamentous; polysiphonious construction. Collected.<BR><BR>Characterized by reddish plastids (rhodoplasts).
Catalog Number:
(470177-296)
Description:
Marine. Macroalga. Bladderwrack. Collected.<BR><BR>Kelp and seaweed; with a distinct set of photosynthetic pigments.
Description:
Characterized by a lack of rigid cellulosic walls, instead these organisms have pellicles made of protein. They store paramylon instead of starch.
Description:
This organism is commonly recovered from soil and water. As normal intestinal flora, it can also usually be found in sewage.
Catalog Number:
(470179-050)
Description:
Azotobacter vinelandii is an aerobic organism normally found in soil, and is commonly known for its ability to fix nitrogen, converting it to ammonia.
Description:
This organism is normal flora of human intestine and may be pathogenic in humans. This organism will grow in Sodium chloride solution.
Description:
<i>Aeolosoma </i>sp. A small, freshwater Oligochaete, <i>Aeolosoma</i> is characterized by colorful oil droplets in its body. It’s easy to culture large quantities of this microscopic organism for use in regeneration experiments: Simply add hay and wheat grains to hay medium. Culture instructions are included. Size: 2–3 mm.
Catalog Number:
(470176-288)
Description:
Scouring Rush. It features reedy, upright growth habit and whorls of leaves at the nodes. The shoots, which contain silica, were once used to scrub utensils and pots, giving <i>Equisetum</i> its common name of scouring rush. It is supplied in a plastic bag with care instructions. Quantity: 8–12 shoots.
Description:
<i>Penicillium notatum</i> is a deuteromycete that produces penicillin. It is available in normal and high-yield strains.
Description:
All microbial cultures undergo an extensive quality control program prior to releasing for sale, so they are guaranteed for purity as well as for species.
Description:
<i>Drosophila melanogaster</i>, the common fruit fly, is widely used in genetic studies. They express a number of mutations such as eye, wing, and body mutations. Students can study sex-linked, recessive, and dominant mutations. Drosophila also makes an excellent live food for mantises, small reptiles, and amphibians. Drosophila demonstrates complete metamorphosis with egg, larva, pupa, and adult stages in its life cycle.
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