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The following questions refer to the evolutionary tree in Figure 22.2.
The horizontal axis of the cladogram depicted below 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.
Figure 22.2
-Which pair would probably have agreed with the process that is depicted by this tree?
Fugitive
A person who has escaped from captivity or is in hiding to avoid arrest or persecution.
Footprints
Marks left by a foot or shoe on a surface, often used metaphorically to refer to evidence or a trace of someone's presence or impact.
Valid Argument
An argument in which, if the premises are true, the conclusion necessarily follows, maintaining logical consistency.
Fugitive
A person who has escaped from capture or is in hiding, often to avoid arrest or persecution.
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