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The following questions refer to the evolutionary tree in Figure 22.2.
The tree's horizontal axis is a timeline that extends from 100,000 years ago to the present; the vertical axis represents nothing in particular. The labeled branch points on the tree (V-Z) represent various common ancestors. Let's say that only since 50,000 years ago has there been enough variation between the lineages depicted here to separate them into distinct species, and only the tips of the lineages on this tree represent distinct species.
-Evolutionary trees such as this are properly understood by scientists to be
Menial Jobs
Work tasks that are often routine, require minimal skills, and are generally considered low status.
University
An institution of higher education and research, which awards academic degrees in various disciplines.
Strain Theory
A sociological theory positing that societal pressures may push individuals toward deviance or crime when they are unable to achieve culturally approved goals by legitimate means.
Cultural Ideals
Shared beliefs or values within a society that represent the aspirational norms of conduct, defining what is considered desirable or worthy.
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