1. Lecture 8 Units of evolution

3. Selection Selection is a feedback cycle that passes variants through a “fitness filter”.

4. Many and the Many

5. Individuals 1

6. Individuals 2

7. Individuals 3

8. Individuals 4

9. Populations and selection Disruptive selection occurs when a curve becomes bimodal and adjusts to more than one fitness peak.

10. Adaptive zones

11. Lineages

12. Hennig’s view

13. Historical trees and cladograms

14. Cladistic terms

15. The Dual Hierarchy, revised

16. Weismannian inheritance

17. Lamarckian evolution