---
title: "Eukaryotic Cells — AP Biology Definition & Exam Guide"
description: "Eukaryotic cells have a nucleus and membrane-bound organelles. Learn how they differ from prokaryotes across translation, gene expression, and the cell cycle on the AP Bio exam."
canonical: "https://fiveable.me/ap-bio/key-terms/eukaryotic-cells"
type: "key-term"
subject: "AP Biology"
---

# Eukaryotic Cells — AP Biology Definition & Exam Guide

## Definition

These are complex cells with a nucleus and other organelles, all enclosed within membranes. They make up organisms in the Protista, Fungi, Plantae, and Animalia kingdoms.

## Related Study Guides

- [6.1 DNA and RNA Structure ](/ap-bio/unit-6/dna-rna-structure/study-guide/29u5wVp2a9rSDLfLGBlD)
- [4.6 Regulation of the Cell Cycle](/ap-bio/unit-4/cell-cycle/study-guide/4ztGMFvp0v4KAzL65pOP)
- [Origins of Cell Compartmentalization Review](/ap-bio/unit-2/origins-of-compartmentalization/study-guide/GC84zJJwIDYFWwSzFPNy)
- [6.4 Translation](/ap-bio/unit-6/translation/study-guide/U6N7DadIQajK0Z25lHSh)
- [2.1 Cell Structure and Function](/ap-bio/unit-2/cell-structure-subcellular-components/study-guide/oFM5gT3D8Pj5lZXmTNB9)

## Review

### Related Terms

- [Nucleus](/ap-bio/key-terms/nucleus): This is the control center of the cell that contains DNA.
- Organelle: These are specialized structures within a cell that perform specific functions.
- [Cell Membrane](/ap-bio/key-terms/cell-membrane): This acts as a protective barrier to the uncontrolled flow of water and dissolved substances into and out of the cell.