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.
Cell membrane: It is a biological membrane that separates living cell organelles from non living structures. This membrane plays a vital role in helping a cell to communicate with the external environment and also in transporting proteins and other molecules throughout the cell.t is the middle layer, which is present in between the capsule and cell membrane. Cell membrane: It is the inner delicate structure, which plays a vital role in regulating the entry and exits of materials in the cell. It acts a permeable membrane and separates the cell from its environment.