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.
Molecular features of homeotic genes and proteins
Diagram of a typical fossil-fueled power plant
Proposed relationships between living and fossil platyrrhines and catarrhines.
Morotopithecus is the earliest fossil ape to show postcranial adaptations similar to those of the li
The essential features of the “Perutz mechanism” of the T-R transition in hemoglobin
Groundwater Features