Cell membrane | Definition, Function, & Structure | Britannica
3 天之前 · Cell membrane, thin membrane that surrounds every living cell. The cell membrane functions as a barrier, keeping cell constituents in and unwanted substances out, and as a …
Cell membrane - Wikipedia
The cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates and …
Cell Membrane - The Definitive Guide - Biology Dictionary
2020年10月19日 · The cell membrane, also known as the plasma membrane, is a double layer of lipids and proteins that surrounds a cell. It separates the cytoplasm (the contents of the cell) …
Cell Membrane: Definition, Structure, & Functions with Diagram
2023年2月2日 · The cell membrane, also called the plasma membrane, is a thin layer that surrounds the cytoplasm of all prokaryotic and eukaryotic cells, including plant and animal cells.
Cell Membrane (Plasma Membrane) - National Human Genome ...
2 天之前 · The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of …
Cell Membranes - The Cell - NCBI Bookshelf
The structure and function of cells are critically dependent on membranes, which not only separate the interior of the cell from its environment but also define the internal compartments …
Cell Membranes | Learn Science at Scitable - Nature
Cell membranes protect and organize cells. All cells have an outer plasma membrane that regulates not only what enters the cell, but also how much of any given substance comes in.