14:17

A2 Biology - DNA and evolutionary relationships

7:11

Heritability and selection in breeding

1:59

Hybridization vs Inbreeding

10:29

A2 Biology - Muscle Structure (Actin and Myosin)

21:35

Your Life as an Orca

10:48

A2 Biology - Phenotypic Variation

14:34

An Introduction To Plant Breeding

21:01

Quantitative Genetics, Heritability, and Variances