The Following Questions Refer to the Evolutionary Tree in Figure

question 13

Multiple Choice

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?

• A) Cuvier and Lamarck
• B) Lamarck and Wallace
• C) Aristotle and Lyell
• D) Wallace and Linnaeus
• E) Linnaeus and Lamarck

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Definitions:

Genetic Structure

The organization and distribution of genetic variation within and between populations, influenced by various evolutionary processes.

Joint Attention

Refers to the shared focus of two individuals on an object, enabling them to gain and use information cooperatively.

Pointing

The act of directing a finger or an object towards something to attract attention or indicate position or direction.

Canis Lupus Familiaris

The scientific name for the domestic dog, highlighting its taxonomy within the species Canis lupus.