The ____ Acquired Plastids Through Primary Endosymbiosis

question 55

Multiple Choice

The ____ acquired plastids through primary endosymbiosis.

• A) stramenopiles
• B) red algae
• C) dinoflagellates
• D) ciliates
• E) euglenoids

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Definitions:

Confounded Variables

External factors in an experiment that might affect the outcome, making it difficult to determine if the results are due to the independent variable being tested.

Independent Variables

Factors in an experiment that are manipulated or changed by the researcher to observe their effects on the dependent variables.

Dependent Variables

Variables in an experiment or study that are expected to change as a result of changes made to the independent variable(s), essentially measuring the outcome of the study.

Extraneous Variables

Elements not of interest in a research study that could impact the results if not properly controlled.