In 2004,Jun-Yuan Chen and David Bottjer Found a Fossil Approximately

question 28

Multiple Choice

In 2004,Jun-Yuan Chen and David Bottjer found a fossil approximately 580-600 million years old.Why was this particular fossil significant?

• A)It was one of the earliest fossils of a single-celled organism.
• B)It helped provide a date for the emergence of vertebrates.
• C)It provided evidence that the earliest life forms were autotrophiC.
• D)It provided evidence that the earliest life forms were heterotrophic.
• E)It helped provide a date for the emergence of bilateral symmetry in animals.

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Definitions:

Sociologists

Professionals who study social behavior, institutions, and systems, exploring how humans interact and organize within societies.

Topic and Resource

Topic and resource refers to the main subject matter and the materials or references available for exploring or discussing that subject.

Ethnomethodologists

Ethnomethodologists study how people use everyday interactions to construct a shared social order and make sense of the world around them.

Sociologists

Scientists who study social behavior, social institutions, and patterns of social relationships within human societies.