What Is the Strongest Evidence for the Idea That Present-Day

question 21

Multiple Choice

What is the strongest evidence for the idea that present-day eukaryotic aerobes are the descendants of the successful symbiotic association of anaerobes and aerobes?  

• A) Mitochondria can produce ATP.
• B) A mitochondrion can survive indefinitely when removed from a eukaryotic cell.
• C) A mitochondrion has its own set of DNA molecules.
• D) Fossilized mitochondria are older than the oldest fossilized eukaryotes.
• E) All eukaryotic cells have mitochondria.

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Definitions:

Non-rejection

The decision not to reject the null hypothesis in the context of hypothesis testing, often due to insufficient evidence.

Shaded Areas

In the context of graphs and charts, areas marked off with shading to denote specific segments, ranges, or categories of data.

Symmetry

How the frequencies of values of a variable change in relation to the most common or frequently occurring values.

Null Hypothesis

A statement used in statistics that proposes there is no effect or no difference, and it is the hypothesis that researchers aim to test against.