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.
Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Species richness decreases with distance from the source pool.
The functions of species richness.
A number of tree species can be interconnected by mycorrhizal fungi in the forests of British Columb
Invasive species in Canada include (a) zebra mussels, Dreissena polymorpha, (b) sea lamprey, Petromy
Serum protein electrophoresis is a technique in which serum components separate into 5 different ...