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"Freeze-Dried Specimens"
Applied Filters
Filters
Applied Filters
Aspergillus niger
Deuteromycete. “Black mold”. Produces citric acid. Common airborne contaminant. Causes aspergillosis. Incubation temperature 25°C. Sabouraud dextrose agar growth medium.
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Rhizopus stolonifer (nigricans) (-)
Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (+) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.
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Ward's® Lichen Types
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.
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Ward's® Penicillium chrysogenum
Deuteromycete. Produces penicillin. Incubation temperature 25°C. Malt extract agar growth medium.
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Arthrobotrys conoides
Deuteromycete. Biological control organism. Traps nematodes. Incubation temperature 25°C. Cornmeal agar growth medium.
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Ward's® Introduction to Genetics: A Dihybrid Cross in Yeast Lab Activity
Mendel’s Law of Independent Assortment made easy.
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Ward's® Introduction to Genetics: A Monohybrid Cross in Yeast Lab Activity
A quick and colorful demonstration of Mendel’s Law of Segregation.
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Rhizopus stolonifer (nigricans) (+)
Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (-) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.