"AP physics"
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Ward's® Live Escherichia coli Conjugation Strains
Two strains of Escherichia coli (donor and host) with complementary sensitivities to Ampicillin and Streptomycin. Watch them trade traits via conjugation.
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Ward's® Live Salmonella typhimurium, Ames Test Strain Culture - PATHOGEN
Ames test strain for detecting carcinogens. Causes infection in humans.
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Ward's® Mini Chondrite Starter Pack
Give your students a piece of outerspace.
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Introductory Earth Science Collection
Introduce students to a vast variety of rocks and minerals
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Ward's® Know Your Minerals and Rocks Collection
Everything Students Need to Work Independently to Identify Rocks and Minerals
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GEO-logic Hardness Set
A Complete Kit to Communicate the Concept of Hardness in Minerals
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