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Nucleophilic substitution

Reconstructing past climates using molecular fossils

Analysing organic molecules of biological origin gives scientists a remarkable glimpse into historical temperature fluctuations

Baobab trees grew in east Antarctica during the Eocene period

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

• climate change

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Nucleophilic substitution

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