Until the late 1900s, many researchers believed that humans evolved from an apelike ancestor through a linear series of stages. There are now many different theories about the relationships between species. It appears that we may just be one of the twigs on a vast family tree.
(DNAi Location: Applications > Human origins > Our family tree)
Keywords:
homo sapiens erectus,human origins,linear series,ergaster,location applications,australopithecines,extended family,twigs,ancestor,lineage,ancestry,family tree,evolution,relationships
This illustration shows the two major mitochondrial DNA lineages. The lower branch includes only African populations. The upper branch has both African and non-African members.
Human origins expert Chris Stringer talks about the beginning of the hominid family tree using an exhibit currently installed at the Dolan DNA Learning Center, Cold Spring Harbor Laboratory.