GSS Etymology Practice Test

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Cyto- refers to which cellular component?
Correct Answer:
Cell
Explanation:
Cyto- is a prefix that means cell. It shows up in terms like cytology (the study of cells) and cytoplasm (the material inside a cell), signaling a relationship to the cell itself or its contents. This makes it the best fit for describing cellular components at the cell level. References to the nucleus would use nucle-, while membranes or other substructures use different roots, such as membran- or organell-. So cyto- points to the cell as a whole, not to a specific subcomponent.

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