According to Freud's model of the psyche, the id is the primitive and instinctual part of the mind that contains sexual and aggressive drives and hidden memories, the super-ego operates as a moral conscience, and the ego is the realistic part that mediates between the desires of the id and the super-ego.
it represents the blood in our bodyy
because if the blood is lessen it will cause us to die and if it overflows it will also cause us to die so our blood should be in normal amount
Colliod is like a mayonnaise
*don't settle at the bottom
*can't be separated
* have many small particles which cant be seen with naked eye