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What is the importance of cell wall in plants?
The cell wall provides structural support and protection to plant cells, helping them maintain their shape and resist mechanical stress. It also allows plants to withstand changes in water pressure and prevent cell bursting. Additionally, the cell wall plays a role in regulating the transport of substances in and out of the cell.
What is the Bulk transport of substances out of the cell called?
Exocytosis is the process by which cells release substances by vesicle fusion with the plasma membrane, allowing bulk transport of molecules out of the cell.
Does active transport get substances across a cell membrane?
Yes, active transport is a process that uses energy to move substances across a cell membrane against their concentration gradient. This enables the cell to accumulate certain molecules or ions inside the cell or remove them from the cell.
Which molecules help control movement of substances through cell membranes?
Proteins such as transporters, channels, and pumps are the main molecules that help control the movement of substances through cell membranes. These proteins facilitate the selective transport of ions, molecules, and other substances into and out of cells, maintaining proper cellular function. Additionally, phospholipids in the membrane also play a role in regulating the movement of substances across the cell membrane.
What is the transport of substances from the outside to the insde of a cell by a vesicle called?
apex
Regulating transport of substances in and out of the cell is the?
The cell membrane
Where in the cell are protein pumps located and what is their function?
Protein pumps are located in the cell membrane and their function is to transport molecules across the cell membrane, regulating the movement of substances in and out of the cell.
Is the cell membrane of a prokaryote or eukaryote responsible for regulating the passage of substances in and out of the cell?
Yes, the cell membrane of both prokaryotes and eukaryotes is responsible for regulating the passage of substances in and out of the cell.
What is the role of the basolateral membrane in the transport of molecules across epithelial cells?
The basolateral membrane in epithelial cells helps transport molecules into and out of the cell. It plays a key role in regulating the movement of substances between the cell and its surroundings.
Which processes are active transport of substances in and out of the cell?
cell membrane
How do protein pumps function within cells to regulate the movement of substances across cell membranes?
Protein pumps within cells use energy to move substances across cell membranes, regulating the flow of molecules in and out of the cell. These pumps can transport specific substances against their concentration gradient, maintaining the balance of ions and molecules inside and outside the cell.
What is the transport of substances from the outside to the inside of a cell by a vesicle?
Vesicular active transport
How do transport proteins move substances into and out of the cell?
Transport proteins facilitate the movement of substances across the cell membrane by acting as channels or carriers. Channels allow specific ions or molecules to pass through, while carriers bind to specific molecules and undergo a conformational change to transport them across the membrane. These proteins play a crucial role in maintaining cellular homeostasis by regulating the passage of essential molecules in and out of the cell.
How is osmosis similar to active transport?
Osmosis and active transport are both mechanisms used by cells to transport molecules across the cell membrane. However, osmosis is a passive process driven by the concentration gradient, while active transport requires energy to move molecules against a concentration gradient. Both processes are essential for maintaining proper cell function and regulating the movement of substances in and out of the cell.
What cell organelle packages cellular Substances for transport outside of the cell?
lysosomes
What is the transport of a substances from the outside to the inside of a cell by a vesicles called?
Vesicular active transport
What is the transport of substances from outside to the inside of a cell by a vesicle called?
Vesicular active transport
