The Standards

Middle School

Biological Evolution: Unity and Diversity

Students who demonstrate understanding can:



Use mathematical representations to support explanations of how natural selection may lead to increases and decreases of specific traits in populations over time. MS-LS4-6

Clarification Statement and Assessment Boundary

Clarification Statement: Emphasis is on using mathematical models, probability statements, and proportional reasoning to support explanations of trends in changes to populations over time.

Assessment Boundary: Assessment does not include Hardy Weinberg calculations.

Common Core State Standards Connections

  • 6.RP.A.1 - Understand the concept of a ratio and use ratio language to describe a ratio relationship between two quantities. (MS-LS4-6)
  • 6.SP.B.5 - Summarize numerical data sets in relation to their context. (MS-LS4-6)
  • 7.RP.A.2 - Recognize and represent proportional relationships between quantities. (MS-LS4-6)
  • MP.4 - Model with mathematics. (MS-LS4-6)

Model Course Mapping

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