The First Eukaryotic Cells Probably Arose About _____ Billion Years

question 6

Multiple Choice

The first eukaryotic cells probably arose about _____ billion years ago.

• A)1.5
• B)2.5
• C)3.5
• D)4.5

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Definitions:

Research Observations

The process of systematically watching, recording, and analyzing behaviors or phenomena in a study to gather data.

Hypothesis

An “if-then” statement that follows logically from a theory and specifies how certain variables should be related to each other if the theory is correct.

Stereotype Threat

A situational predicament in which individuals are at risk of confirming negative stereotypes about their social group.

Task Performance

The execution and completion level of duties or jobs by an individual or team.