世联博研公司现货供应fishersci品牌订货号为Lab-Aids TT2的Lab-Aids Thresholds and Toxicology (Developed by SEPUP) Education Kit产品

产品名称	Lab-Aids Thresholds and Toxicology (Developed by SEPUP) Education Kit
产品货号	Lab-Aids TT2
产品价格	现货询价，电话：010-67529703
产品规格	$525.00
产品品牌	fishersci
产品详情	Description Module considers a modern day example using “lily juice,” a hypothetical herbal remedy promoted to increase intelligence. Simulated rat toxicity testing provides data that can be analyzed to decide whether the product should be allowed. Acute and chronic health effects are considered in the final decision Activities included: 10 Number of students: 160/32 per class period Requires 14 to 21 50 minute class period Concepts Illustrated: Humans vary in their responses to different stimuli. The threshold level of a stimulus is the lowest level that provokes a response The concentration of a dissolved substance can be expressed in parts per million (ppm) and parts per billion (ppb). Chemical indicators can be used to estimate the concentration of dissolved substances Animal testing is often used to help establish positive (therapeutic) and negative (toxic) threshold levels. Both chronic and acute effects must be considered when determining the safety and effectiveness of a product Gathering relevant evidence is essential for thoughtful inquiry and good decision making Making decisions about complex issues often involves trade-offs and evaluating issues requires an analysis of both risks (costs) and benefits
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