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Unformatted text preview: zygotic reproductive isolating mechanism. 5.____________________________________________________. We discussed several species definitions. Which do you think is best in terms of stressing that speciation is part of the process Darwin called "Descent The following diagram is the evolutionary history of a group of taxa. Each taxon is indicated by a letter. A set of statements follows the diagram. 1. Paraphyletic 3. Monophyletic 5. Synapomorphies 7. Symplesiomorphies 2. Polyphyletic 4. Plesiomorphy 6. Homoplasy 8. Pleiotropic 1._______________________________. The term used to describe a cluster formed by taxa B, C, and D. 2._______________________________. The term used to describe a cluster formed by taxa B, C, D, E, F, G. 3._______________________________. B, C, D would be expected to share some modified form of the character state of A. What is the term for this ancestral condition in A? ^ _ ` a b c `Ü~ê~ÅíÉê pí~íÉ qáãÉ d...
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