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Unformatted text preview: environments. They store water and carry out photosynthesis in their stems. Most have spines, which are modified leaves. Are these traits homologous or analogous? Cactus Photo Credit: Isantry, 2006, Wikimedia Commons Euphorb Photo Credit: Frank Vincentz, 2006, Wikimedia Commons...
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This note was uploaded on 10/01/2011 for the course BIOL 1407 taught by Professor Lisagloyna during the Spring '09 term at Austin Community College.
- Spring '09