What is the clearest indicator of difference between a wild and domesticated plant?
a. stalk length
b. lack of husk
c. shape of edible parts
d. size of edible parts
d
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Which of the following is NOT a factor in the emergence and spread of dangerous infectious diseases like HIV/AIDS, Ebola, West Nile, SARS, Lyme disease, and Zika?
A. modern air travel B. changing settlement patterns C. population increase D. spillovers from humans to wildlife E. commercial expansion
The oldest known archaeological culture is the:
A. Mousterian B. Oldowan C. Acheulean D. Aurignacian
The market principle dominates in the economies of foraging societies.
Answer the following statement true (T) or false (F)
In the United States, what factor predicts more overt aggression in adulthood, even after controlling for factors like parental neglect and family income?
A) more television B) classroom crowding C) family size D) poor nutrition