Which of the following are phylogenetic trees also known as?

• A. Linnaean
• B. Cladograms
• C. Nodes
• D. Clades

Answer: (B)

Verified step by step guidance

1. Understand the concept of phylogenetic trees: Phylogenetic trees are diagrams that represent evolutionary relationships among organisms. They show how species or groups are related through common ancestors.
2. Learn the terminology associated with phylogenetic trees: Key terms include 'nodes' (points where branches split, representing common ancestors), 'clades' (groups of organisms that include a common ancestor and all its descendants), and 'cladograms' (a type of phylogenetic tree that specifically shows relationships without indicating time or genetic distance).
3. Compare the options provided: 'Linnaean' refers to the classification system developed by Carl Linnaeus, which organizes organisms into hierarchical categories but does not represent evolutionary relationships. 'Nodes' and 'Clades' are components of phylogenetic trees, not alternative names for them.
4. Focus on the term 'Cladograms': Cladograms are indeed another name for phylogenetic trees, as they depict evolutionary relationships based on shared characteristics.
5. Conclude that the correct answer is 'Cladograms,' as it is the term synonymous with phylogenetic trees, while the other options either refer to components or unrelated classification systems.