Main article: Cell membrane. The cell membrane, or plasma membrane, is a biological membrane that surrounds the cytoplasm of a cell. In animals, the plasma membrane is the outer boundary of the cell, while in plants and prokaryotes it is usually covered by a cell wall.
Egypt lies between the Red Sea to the east and the Mediterranean Sea to the north. The Red Sea is a narrow, landlocked sea that separates Africa from the Arabian Peninsula. It links to the Mediterranean through the Gulf of Suez and the Suez Canal.
Israel's four seas (the Mediterranean, the Sea of Galilee, The Dead Sea, and the Red Sea) offer an amazing variety of swimming experiences.The beaches of Israel look beautiful, but be careful about going in the water.srael's four seas (the Mediterranean, the Sea of Galilee, The Dead Sea, and the Red Sea) offer an amazing variety of swimming experiences.