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 Dead Sea (Hebrew: ×Ö¸× ×Ö·×Ö¶Ö¼×Ö·× Yam ha-Melah lit. Salt Sea, Arabic: Ø§ÙØ¨Ø­Ø± Ø§ÙÙÙØªââ Al-Bahr al-Mayyit), is a salt lake bordered by Jordan to the east and Israel and Palestine to the west. Its surface and shores are 429 metres (1,407 ft) below sea level, Earth's lowest elevation on land.