Evolution

(For a more accessible and less technical introduction to this topic, see Introduction to evolution.) Evolution is change in the heritable characteristics of biological populations over successive generations. Evolutionary processes give rise to biodiversity at every level of biological organisation, including the levels of species, individual organisms, and molecules.

Evolution

(For a more accessible and less technical introduction to this topic, see Introduction to evolution.) Evolution is change in the heritable characteristics of biological populations over successive generations. Evolutionary processes give rise to biodiversity at every level of biological organisation, including the levels of species, individual organisms, and molecules.