Capitol Report: Iranâs Global Threat. This week, I voted to stop the dangerous deal the Obama Administration negotiated to lift sanctions on Iran. I voted to protect Americans from the global threat posed by a nuclear Iran, because this is not a Republican issue or Democrat issue; this is an American security issue.
Cell Membrane. The cell membrane (plasma membrane) is a thin semi-permeable membrane that surrounds the cytoplasm of a cell. Its function is to protect the integrity of the interior of the cell by allowing certain substances into the cell, while keeping other substances out.
The function of the cell membrane is to let particles in and out of the cell. If they are to big then they need to go through channel proteins. If not they can go through the cell membrane itself and in to the rest of the plant cell as a whole.function of a nucleus is that it stores the cells DNA (hâ¦.Popularity: 165.he function of the cell membrane is to let particles in and out of the cell. If they are to big then they need to go through channel proteins. If not they can go through the cell membrane itself and in to the rest of the plant cell as a whole.function of a nucleus is that it stores the cells DNA (hâ¦.