Argon 40 dating
The portion of the cell that does not contain the nucleus.It contains a fluid and contains structures of the cell important for cell function such as the ribosome and the mitochondria.The general term for members of the family Pongidae.They include the gorilla, chimpanzee, bonobo, and orangutan.Related term: A huge mass of ice that slowly flows over a landmass, formed from compacted snow in an area where snow accumulation exceeds melting and sublimation.Glaciers can expand and retreat depending on climatic shifts.
In the group of robust australopithecines, it is dated to between 2.3 and 1.2 million years ago, and is found only in East Africa.
Related terms: A stone tool industry made by Neandertals.
It first appears in Europe during the Upper Paleolithic, beginning around 35,000 years ago.
Its most famous specimen is "Lucy." It is dated to between 3.9 and 3.0 million years ago, and is found only in Africa. It was bipedal but had many primitive features of the skull and teeth.
It is dated to between 4.2 and 3.9 million years ago, and is found only in Africa.