The Soft- Bodied Fossils of the Burgess Shale Were Preserved

question 66

Multiple Choice

The soft- bodied fossils of the Burgess Shale were preserved by_________ as thin carbon films, due to the selective loss of more volatile components.

• A) carbonation
• B) replacement
• C) carbonization
• D) petrification

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Definitions:

Cortisol

A steroid hormone produced by the adrenal glands, often released in response to stress and low blood-glucose concentration.

Interpersonal Conflict

A situation in which two or more people in an interaction perceive incompatible goals or interference in achieving their objectives.

Approach-Avoidance Conflict

A psychological conflict occurring when a goal is both attractive and undesirable at the same time, creating internal emotional tension.

Avoidance-Avoidance Conflict

A psychological conflict that arises when an individual must choose between two undesirable outcomes.