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Arsenic: detecting invisible poisons

The smell of fear: researching blood’s chemical cocktail

A single compound from blood’s complex chemical cocktail could be responsible for why blood attracts predators like tigers, but repels prey such as mice

In an experiment, Siberian tigers attempted significantly more interactions with logs impregnated with TED compared to logs impregnated with 3-methyl-1-butyl ethanoate

This article links to the following topics in the AQA, Edexcel, OCR, WJEC, CCEA and SQA exam specifications:

■ optical isomerism (chirality and enantiomers)

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Arsenic: detecting invisible poisons

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