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Goosebumps are caused by ____ in the skin.

Naqada I and Naqada II phases differ in that

The receptor found deep in skin that detects pressure is the:

The presence of serous fluid ____.

Archaeologists were able to determine that cannibalism occurred at Mesa Verde was by studying the fossilized poop. 

At which North African site was cattle domesticated 10,000 years ago and whose burials suggest they were incorporated into a local belief system?

The statement “once societies adopt agriculture, there is no going back” refers to the idea that

The genetic modification of wild plants and animals to a form that is more useful to people is called

Which of the following is not a function of keratin?

The Neolithic period can be broadly defined as (select all that apply)