CB4a - Evidence for human evolution

• The binominal system is the system of naming organisms using two Latin words.
• Evolution is a change in one or more characteristics of a population over time.
• A species is a group of organisms that can reproduce with each other to produce offspring that will also be able to reproduce.
• The first part of an organism name is the genus nad the second is its species.
• Ardi is the nickname for a 4.4 million year old fossilised specimen of Ardipithecus ramidus.
• Lucy is the nickname for a 3.2 million year old fossilised specimen of Australopithecus afarensis.