The Oldest Fossil Eukaryote That Can Be Resolved Taxonomically Is

question 2

Multiple Choice

The oldest fossil eukaryote that can be resolved taxonomically is of

• A)a red alga that lived 1.2 billion years ago.
• B)a red alga that lived 635 million years ago.
• C)a fungus that lived 2 billion years ago.
• D)an Ediacaran that lived 550 million years ago.

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Definitions:

Null Hypothesis

A statement in hypothesis testing that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.

T Test

A statistical method that evaluates whether there is a significant difference between the averages of two distinct groups.

Research Hypothesis

A statement predicting a significant relationship or effect between variables, often tested against the null hypothesis.

Hypothesized Mean Difference

The expected or predicted difference between the mean values of two groups in a hypothesis test.