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Extracts from the Ginkgo Tree Are Sold in Over the Counter

Question 48

Multiple Choice

Extracts from the ginkgo tree are sold in over the counter (OTC) medicines purported to increase memory.Extracts from what other gymnosperm are also sold in OTC medicines, some of which have useful effects and others of which have controversial effects?


A) Archaeopteris
B) Eucalyptus
C) Ephedra
D) Sequoiadendron
E) Welwitschia

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