BY2 Evolution specification

All organisms are related through their evolutionary history.

(a) Biodiversity is the number of different organisms on the planet. Biodiversity varies spatially and over time.

(b) Biodiversity has been generated through natural selection and adaptation over millions of years. Adaptive radiation e.g. Darwin’s finches on the Galapagos. *

(c) Organisms are classified into groups based on their evolutionary relationships. Classification places organisms into discrete and hierarchical groups with other closely related species. The need…