In 2011, Microfossil Structures Were Found in Sandstone About 3

question 80

Multiple Choice

In 2011, microfossil structures were found in sandstone about 3.4 billion years old and 20 miles from the site of J.William Schopf's discovery.What was distinctive about these microfossils was that they were

• A) protocells, with no evidence of being living organisms.
• B) similar but not identical to fossils found at nearby sites.
• C) eukaryotic cells resembling green algae.
• D) from cells that used sulfur, rather than oxygen, in reactions that released chemical energy.
• E) from cells that were of heterotrophic creatures that fed on the cyanobacteria.

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Definitions:

Mulattoes

A term historically used to describe individuals of mixed African and European ancestry.

Blacks

A racial or ethnic group referring to people having origins in any of the black racial groups of Africa.

Modern-day Country

A sovereign state with its own government, territories, and population that exists in the present time, recognized as part of the international community.

African Slaves

were individuals from Africa who were forcefully transported and sold into slavery, primarily in the Americas, from the 16th to the 19th centuries.