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.
The Suez Canal (map) , located in Egypt, is a 101 mile (163 km) long canal that connects the Mediterranean Sea with the Gulf of Suez, a northern branch of the Red Sea. It officially opened in November 1869.he canal itself is 101 miles (163 km) long and 984 feet (300 m) wide. It begins at the Mediterranean Sea at Point Said flows through Ismailia in Egypt, and ends at Suez on the Gulf of Suez. It also has a railroad running its entire length parallel to its west bank.