Cells exchange materials

Frage	Antworten
For cells to function normally they need?	Stable enviroment, continual suppy of materials, continual removal of materials
fluid that surronds the cell is called?	Extracellular fluid, fluid found outside the cells; it includes tissue fluid and blood plasma.
body systems working together to keep cellular enviroment constant is?	Homeostasis, the maintenance of a relatively constant internal enviroment despite the fluctuations in the extrenal enviroment.
each cell is surrounded by a ....?	A cell membrane/plasma membrane. cell membrane, a membrane that forms the extrenal boundry of a cell.
cell membrane is mainly composed of lipids and proteins, whats does this form?	The combination of the lipids with a phosphate group form a phospholipids, which are arranged into two layer called the bilayer, with proteins scattered thoughtout. bilayer, two layers that make up a single membrane

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