Mutations in DNA found in which cells are most likely to have significant evolutionary consequences?
a. sex cells (gametes) c. skin pigment cells
b. red blood cells
c. skin pigment cells
d. brain cells
a. sex cells (gametes)
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Lewis Binford has suggested that one source of demographic stress at the end of the Pleistocene period was __________
A. the concentration of plant and animal resources around reliable water sources B. a rise in global sea levels that forced coastal peoples to move farther inland C. increased seasonality in the availability of wild food resources D. a dramatic increase in human fertility due to evolutionary changes
Homo habilis
A) was first discovered by Jonathan Leakey B) was found near Paranthropus boisei in Bed I at Olduvai Gorge C) is found in both South and East Africa D) is dated to around 2.0 to 1.6 million years ago E) all of the above
Individuals, except for siblings, have a unique kindred in a _____
a. patrilineal descent system b. bilateral descent system c. unilineal descent system d. matrilineal descent system e. segmentary cognatic system
In most non-industrialized societies, the basic unit of production is the:
a. individual. b. household. c. village. d. government. e. private company.