The Next Few Questions Refer to the Following Evolutionary Tree

question 34

Multiple Choice

The next few questions refer to the following evolutionary tree, whose horizontal axis represents time (present time is on the far right) and whose vertical axis represents morphological change.

-Which species is least expected to have a good record of transitional fossils; in other words, which species' fossils, if present at all, are expected only in relatively superficial (i.e., shallow) strata?

• A) V
• B) W
• C) X
• D) Y
• E) Z

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Definitions:

Rationalize Behavior

The process of offering logical, plausible explanations for behaviors that might otherwise appear illogical or inappropriate.

Environmental Causes

Factors related to one's surrounding environment, including physical, social, and cultural aspects, that influence an individual's behavior or development.

Vegetarian

Describes a person who does not eat meat, and sometimes other animal products, especially for moral, religious, or health reasons.

Steak-Eating

The act of consuming steak, a cut of meat typically from beef, which is often regarded as a high-quality or luxurious food choice.