This is a case study adapted from "Teaching Chemistry Through the Jigsaw Strategy" by the Quality Education Fund, Hong Kong (2007). It brings to attention the importance of chirality and the structures of molecules in a biological context. It describes the real events surrounding the drug Thalidomide before it was pulled off of the market. This drug has recently been introduced back to the market...

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This site is award-winning and comprehensive. It thoroughly discusses genes, tissues, biochemical paths, and developmental processes in the fruit fly, Drosophila. Its gene index identifies genes with their functions, maternal and zygotically transcribed genes, genes important to behavior and genes in conserved pathways. Its tissue and organ development section shows stages and an atlas, as well...

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