22:31

Notes for IB Biology Chapter 5.2

31:20

4.1 Notes (IB Biology)

22:52

IB A4.1 Evolution & Speciation

45:22

Notes for IB Biology Chapter 3.4

38:38

Notes for IB Biology Chapter 2.9

35:56

Notes for IB Biology Chapter 5.3

41:36

4.4 Notes for IB Biology

14:28

The Evolution of Populations: Natural Selection, Genetic Drift, and Gene Flow