The First Animals with Simple Nerve Nets Probably Evolved About

question 83

Multiple Choice

 The first animals with simple nerve nets probably evolved about _________ years ago.

• A) 4.5 billion
• B) 3.5 billion
• C) 700 million
• D) 250 million

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Definitions:

Oliver Cromwell

A military and political leader who played a leading role in the English Civil War and ruled as Lord Protector of the Commonwealth of England, Scotland, and Ireland in the mid-17th century.

Commercialism

The emphasis on maximizing profit through advertising and market exploitation, often at the expense of quality or ethics.

Expanding Territory

The process by which a country or state increases its land area through colonization, military conquest, or other means.

Las Casas's Condemnation

The criticism by Bartolomé de Las Casas, a 16th-century Spanish friar, of the Spanish treatment of the Indigenous peoples of the Americas.