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No, they don't. They "instruct" other substances in the cells to do that job, they never do any work but they are the brains in cells.
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∙ 15y ago
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How do substances move across cells in active transport?
words
What is the process by which substances enter and leave cells and become distributed within cells?
Transport
The internal transport of cells and dissolved substances is the function of?
The blood circulatory system transports cells and dissolved substances to and from the organs designed to deal with filtering out such things.
What is the movement of chemical substances usually across the cell membrane againts a concentration gradient requires cells to energy?
active transport
How do cells eat and drink?
Eat - phagocytosis Drink - pinocytosis But these are special cases, inreality most cells rely on diffusion and active transport to get substances across the cell membrane.
What substances used to help active transport occur within cells?
Transport Proteins
How do substances move across cells in active transport?
words
What is the process by which substances enter and leave cells and become distributed within cells?
Transport
Cell organelle that helps with cell absorption?
the transport of dissolved substances into cells to be used by the cells is
What do cells use to transport substances reproduce and perform chemical reactions?
A fluid
When do cells do active transport?
When transporting substances from low to high concentration, or when transporting substances too large to pass through the membrane without assistance from a transport protein.
The internal transport of cells and dissolved substances is the function of?
The blood circulatory system transports cells and dissolved substances to and from the organs designed to deal with filtering out such things.
Distinguish between substances that the cardiovascular system transports to cell and substances that it transports away from cells?
oxygen transport to cell & carbondioxide away from cells.
What does a cell use to expend energy to transport substances?
Generally, cells derive their energy from ATP (in their phosphate bond).
What is the movement of chemical substances usually across the cell membrane againts a concentration gradient requires cells to energy?
active transport
What do cells that secrete large amounts of substances via active transport need a large amount of in their cytoplasm?
Mitochondria for ATP(energy)
How do cells eat and drink?
Eat - phagocytosis Drink - pinocytosis But these are special cases, inreality most cells rely on diffusion and active transport to get substances across the cell membrane.
