---
title: "Cell Plate — AP Bio Definition & Exam Guide"
description: "The cell plate is the structure that forms during plant cell cytokinesis and becomes the new cell wall, splitting one parent cell into two daughter cells."
canonical: "https://fiveable.me/ap-bio/key-terms/cell-plate"
type: "key-term"
subject: "AP Biology"
---

# Cell Plate — AP Bio Definition & Exam Guide

## Definition

A plate that develops at midline of dividing plant cell during cytokinesis, eventually becoming the cell wall for each of the two daughter cells.

## Related Study Guides

- [4.6 Regulation of the Cell Cycle](/ap-bio/unit-4/cell-cycle/study-guide/4ztGMFvp0v4KAzL65pOP)

## Review

### Related Terms

- [Cell Wall](/ap-bio/key-terms/cell-wall): A rigid layer lying outside the plasma membrane of the cells of plants, fungi, and bacteria. It provides support and protection.
- [Plasma Membrane](/ap-bio/key-terms/plasma-membrane): This is like the skin or outer boundary of a cell that controls what enters or leaves the cell.
- Cytokinesis in Plant Cells: Unlike animal cells, plant cells form a cell plate during cytokinesis due to their rigid cell walls.