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It is a thin, flexible barrier that regulates what goes out and into the cell.

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15y ago

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Definition of cheek cell?

cell membrane


What does a simple plant cell and a simple animal cell have the same?

It has a nucleus, cytoplasm and cell membrane.


What is definition of nuclear envelope?

A membrane that surrounds the nucleus of a cell.


Can nonpolar molecules cross the cell membrane?

Yes, nonpolar molecules can cross the cell membrane through simple diffusion.


How does CO2 cross the cell membrane?

CO2 diffuses through the cell membrane by simple passive diffusion due to its small size and non-polarity. It moves from an area of higher concentration to an area of lower concentration until equilibrium is reached.


What is the definition OS Plasma Cell Membrane?

boundry of the cell that controlls what enters and exits the cells


What is exoctosis?

Did you mean exocytosis? if so, the definition is a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.


Is powerhouse of the cell produces energy the definition of cytoplasm?

No it is not the correct definition. Cytoplasm is the jelly-like substance which holds the nucleus and the cell membrane in the correct place in the cell.


What is the definition ofendocytosis?

The official definition for the word ofendocytosis is "the taking in of matter by a living cell by invagination of its membrane to form a vacuole."


What is the definition Endocytosis?

The official definition of the word endocytosis is "the taking in of matter by a living cell by invagination of its membrane to form a vacuole."


What is the movement of across the cell membrane using cell energy?

This type of movement is called simple diffusion.


Is carrot a eukaryotic plant cell?

Yes. A plant cell has a double walled membrane bound nucleus and many membrane bound organelles, which is the definition of a eukaryote cell. Not only plants but animal and fungi