protoplast

biology

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Last updated

July 13, 2026

Quick Summary

A protoplast is a plant cell that has had its cell wall removed. It can also refer to the nucleus, cytoplasm, and plasma membrane of a cell, distinct from its inert walls and inclusions. The term "protoplast" can also mean a prototype or something formed first.1

The related term "protoplasm" refers to the complex of organic and inorganic substances that make up the living components of a cell, such as the nucleus and cytoplasm.2

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cell
The plant cell wall
…functions include: (1) providing the protoplast, or living cell, with mechanical protection and a chemically buffered environment, (2) providing a porous medium for the circulation and distribution of water, minerals, and other small nutrient molecules, (3) providing rigid building blocks from which stable structures of higher order, such as leaves…
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…functions include: (1) providing the protoplast, or living cell, with mechanical protection and a chemically buffered environment, (2) providing a porous medium for the circulation and distribution of water, minerals, and other small nutrient molecules, (3) providing rigid building blocks from which stable structures of higher order, such as leaves…
Read More