Lesson plan
Barbasco
Barbasco is the name of several plants that contain poisonous chemical compounds that have been used for fishing by indigenous populations of the Americas: * Lonchocarpus urucu, used by Shuar and Nukak peoples as a poison for fishing. * Deguelia utilis, used in Brazil and Peru as a poison for fishing. * Jacquinia barbasco, an evergreen. * One of several inedible wild Mexican yam (Dioscorea mexicana and Dioscorea composita) from which progesterone can be synthesized.
Article summary
Barbasco is the name of several plants that contain poisonous chemical compounds that have been used for fishing by indigenous populations of the Americas: * Lonchocarpus urucu, used by Shuar and Nukak peoples as a poison for fishing. * Deguelia utilis, used in Brazil and Peru as a poison for fishing. * Jacquinia barbasco, an evergreen. * One of several inedible wild Mexican yam (Dioscorea mexicana and Dioscorea composita) from which progesterone can be synthesized.
Key claims
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.