The Toumai fossil, or Sahelanthropus tchadensis, is unique because __________.
a. its features suggest it may actually be the earliest member of Homo
b. it had ape-like facial features but cranial characteristics suggesting bipedalism
c. it provides the earliest evidence of stone tool use
d. it is the oldest hominin fossil ancient DNA as been extracted from
Question 2
Why has the Great Rift Valley of Africa been so important to paleoanthropologist s?
a. The desert environment has made it easy to find fossils.
b. Volcanic activity has helped to date the fossils found there.
c. The numerous caves there have helped preserve ancient hominin remains.
d. Fossils there contain more ancient DNA than those found in other areas.
General features of a growth factor or hormone signalling pathway that promotes cell division
A fossil ammonite.
Fossil mosasaur Prognathodon, a varanoid
In the Tai Forest a female chimp demonstrates a skill once thought to be unique to humans. Here she
Genomic and fossil evidence has been used to estimate the times of divergence of human and Neanderth
Cast of a Fossil Dunkleosteus, with a human to illustrate scale