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Lesson summary for:
Modeling Modes of Evolution- PuncEq & Gradualism

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Overview:
Students learn the differences between "gradualism" and "punctuated equilibrium" by manipulating two sets of simulated fossils (Caminalcules).

Author/Source:
McComas, William

Grade level:
9-12

Time:
1-2 class periods.

Concepts:
Correspondence to the Next Generation Science Standards is indicated in parentheses after each relevant concept. See our conceptual framework for details.

  • Background extinctions are a normal occurrence.

  • Rates of extinction vary.

  • The fossil record provides evidence for evolution.

  • The fossil record documents patterns of extinction and the appearance of new forms.

  • Rates of evolution vary.

Teacher background:

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