Other Southwestern peoples, such as the Navajo and the Apache, were more nomadic. They survived by hunting, gathering and raiding their more established neighbors for their crops.
2
读取片段-- 一种机制，用于描述核糖体在转译的过程，一次移动三个核甘酸。
Reading frame -- The translational reading frame describes the mechanism which moves a ribosome three nucleotides at a time during translation.
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