Final answer:
The translocon is a transport protein located in the cell membrane that helps other substances cross the membrane. It plays a crucial role in maintaining the cell's internal environment and ensuring the balance of essential substances.
Step-by-step explanation:
The translocon is a transport protein located in the cell membrane that helps other substances cross the membrane to enter or leave the cell.
Another type of transmembrane transporter protein is a carrier protein. Carrier proteins bind specific substances and trigger a change in their shape, allowing them to move the bound molecule across the membrane. Carrier proteins are used to transport larger molecules that cannot pass through channels, such as amino acids and glucose.
Transport proteins, including the translocon, play a crucial role in maintaining the cell's internal environment and ensuring the balance of salts, nutrients, and proteins necessary for the cell and organism's survival.