The Following Questions Refer to the Evolutionary Tree Shown Below

question 62

Multiple Choice

The following questions refer to the evolutionary tree shown below.
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 labelled 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.

-According to this tree, what percentage of the species seem to be extant (in other words, not extinct) ?

• A)25%
• B)33%
• C)50%
• D)66%
• E)75%

---

Definitions:

Affirmative Action

Policies or practices aimed at increasing opportunities for historically underrepresented groups in areas such as employment and education.

Reasonable Accommodation

Adjustments or modifications provided in a workplace to enable employees with disabilities to perform their jobs effectively.

Equal Employment Opportunity Commission

A federal agency tasked with enforcing laws prohibiting job discrimination and advocating for workplace fairness.