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

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.

MS-LS4-6 is not included in the Massachusetts State Standards.