Some researchers believe that H. rudolfensis was a separate species that was contemporaneous with
A. Ardipithecus.
B. H. habilis.
C. H. sapiens.
D. Gigantopithecus.
E. Au. anamensis.
Question 2
Analysis of large samples of human mitochondrial DNA has led some researchers to hypothesize that
A. all modern humans are descended from Neandertals in Western Europe.
B. all current human mitochondrial DNA comes from one woman who lived in Africa some 200,000 years ago.
C. all modern humans are descended directly from chimpanzees and gorillas, but not from orangutans.
D. all modern humans are not descended from robust australopithecines.
E. all H. erectus populations around the world eventually evolved into populations of H. sapiens.
These species are all at risk of extinction.
Shark - These species are all at risk of extinction
The small-scale distribution of different tree species in a Douglas-fir forest is determined by both
Hemiphlebia mirabilis, the Ancient Greenling, is a species of damselfly in family Hemiphlebiidae.
In some species, dominant females have more surviving offspring that mature earlier indicating an ad
Evolution of Vertebrate Species