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If the tree in the figure is rooted at point A Unrooted tree 1 2 B O 1, 2, and 3 form a monophyletic group. O 2, 3, 4, and 5 form a monophyletic group. O 3, 4, and 5 form a monophyletic group. O 3 and 4 form a monophyletic group. A 4 3 5

If the tree in the figure is rooted at point A Unrooted tree 1 2 B O 1, 2, and 3 form a monophyletic group. O 2, 3, 4, and 5 form a monophyletic group. O 3, 4, and 5 form a monophyletic group. O 3 and 4 form a monophyletic group. A 4 3 5

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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**Understanding Phylogenetic Trees** **Introduction** This educational resource focuses on understanding unrooted phylogenetic trees. Phylogenetic trees are diagrams that depict the evolutionary relationships between various species or organisms. **Diagram Description** The image displays an unrooted tree. This particular tree has five terminal nodes labeled 1, 2, 3, 4, and 5, and three internal nodes labeled as points A, B, and C. - **Point A**: Marked in red, this is a central branching point. If this tree were rooted here, it would establish the common ancestor for the other nodes. - **Point B**: Marked in green, another branching point leading to nodes 1, 2, and 3. - **Point C**: Marked in blue, a closer branching point to nodes 1 and 2. **Multiple Choice Options** Below the tree, a multiple-choice question asks which group(s) form a monophyletic group if the tree is rooted at point A: - ○ 1, 2, and 3 form a monophyletic group. - ○ 2, 3, 4, and 5 form a monophyletic group. - ○ 3, 4, and 5 form a monophyletic group. - ○ 3 and 4 form a monophyletic group. **Conclusion** Understanding phylogenetic trees is crucial for evolutionary biology, as these diagrams help illustrate how species are related through common ancestors. The correct interpretation of the relationships in these trees is essential for constructing accurate evolutionary histories.
Transcribed Image Text:**Understanding Phylogenetic Trees** **Introduction** This educational resource focuses on understanding unrooted phylogenetic trees. Phylogenetic trees are diagrams that depict the evolutionary relationships between various species or organisms. **Diagram Description** The image displays an unrooted tree. This particular tree has five terminal nodes labeled 1, 2, 3, 4, and 5, and three internal nodes labeled as points A, B, and C. - **Point A**: Marked in red, this is a central branching point. If this tree were rooted here, it would establish the common ancestor for the other nodes. - **Point B**: Marked in green, another branching point leading to nodes 1, 2, and 3. - **Point C**: Marked in blue, a closer branching point to nodes 1 and 2. **Multiple Choice Options** Below the tree, a multiple-choice question asks which group(s) form a monophyletic group if the tree is rooted at point A: - ○ 1, 2, and 3 form a monophyletic group. - ○ 2, 3, 4, and 5 form a monophyletic group. - ○ 3, 4, and 5 form a monophyletic group. - ○ 3 and 4 form a monophyletic group. **Conclusion** Understanding phylogenetic trees is crucial for evolutionary biology, as these diagrams help illustrate how species are related through common ancestors. The correct interpretation of the relationships in these trees is essential for constructing accurate evolutionary histories.
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