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"SILICO & chemical PORCELAIN SE"
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Ward's® High School Bacteria Culture Set
This set of 12 cultures can be studied as hands-on examples of the bacteria described in the most popular high school-level biology texts.
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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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