Different species might look dissimilar, but the unity among organisms becomes apparent from an analysis of internal structures, the similarity of their chemical processes, and the evidence of common ancestry (e.g., homologous and analogous structures, embryology, fossil record, genetic data).
| Content | Skills | Learning Targets | Big Ideas | Essential Questions |
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Common Ancestry Evidence e.g.
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4 - Integrate (Investigations)
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4 - I can integrate process standards in an investigation to discover more about this standard.
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A. Various sources of evidence indicate a there is a unity among organisms.
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A.1 What are the similarities of internal structures and chemical processes in living organisms?
A.2 What is the difference between homologous and analogous structures?
A.3 What evidence can be used to indicate a common ancestry? How?
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