Quick Answer. The cell membrane is a semipermeable lipid bilayer that surrounds the cytoplasm of all cells. In animal cells, it is the outermost layer of the cell. In plants, fungi and some bacteria, a cell wall surrounds the cell membrane to form the cell's outermost layer.
Updated February 19, 2016. Definition: Eros is the name of a Greek god of love. Eros is also a Greek word for love, specifically the kind of love involved in sexual desire. Eros is also one of the primordial creatures, the complement to Chaos. Together Chaos and Eros created the universe.
Look at how the ancient Greeks broke down love into four categories. Think of which category of love you feel for the people you are close to. Agape is unconditional love. It is love by choice even if you are not pleased. A good example is God loves us with our faults.