in South Africa. It had:
a. a big brain, big teeth, and a big face.
b. large molars, a big face, and a sagittal crest.
c. a large body, large teeth, and a sagittal crest.
d. a big face, large teeth, and a large body.
Analyses of modern human genetic variation indicate that Homo sapiens may have
evolved approximately:
a. 50,000 yBP.
b. 200,000 yBP.
c. 750,000 yBP.
d. 1,000,000 yBP.
All fossils of archaic Homo sapiens and earlier Homo erectus show:
a. continued reduction in skeletal robusticity and tooth size.
b. expansion of the brain and increased cultural complexity.
c. a large cranial capacity.
d. both a. and b.