________ study human cultures of the past
Fill in the blank(s) with correct word
Archaeologists
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Taxation is an indirect form of __________
A) forced labor B) reciprocity C) redistribution D) voluntary labor
In regions where malaria is present, it acts as a selective agent that favors the heterozygous phenotype, because people with sickle-cell trait produce more offspring than those with only normal hemoglobin, who may die of malaria
Indicate whether the statement is true or false
Which of the following is NOT a feature of Australopithecus afarensis' dentition?
a. a U-shaped dental arcade b. a CP3 honing complex c. thick enamel d. reduced canine size
The earliest definite biped currently known is __________
a. Australopithecus afarensis b. Ardipithecus ramidus c. Australopithecus robustus d. Australopithecus anamensis