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Reporting Category 3: Biological Evolution and Classification

Quick questions on Cladograms and phylogeny - Texas STAAR Biology Reporting Category 3

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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State what a node on a cladogram represents. [1]
What is q2?
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On a cladogram, species P and Q branch from a recent node, while species R branches near the base. Which two are more closely related, and why? [2]

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