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Krufka, Alison; Evarts, Susan; Wilson, Chester – Journal of College Science Teaching, 2007
The case presented in this article is an exploration of the process of natural selection using white clover ("Trifolium repens") as an example. In general, two forms of white clover can be found around the world in various habitats. One type has plain green leaves and the other type produces cyanide as a defense against herbivores and…
Descriptors: Evolution, Case Studies, Plants (Botany), High Schools