A solution containing aluminium ions forms a white precipitate when a few drops of dilute sodium hydroxide solution are added to it. For example, sodium hydroxide solution reacts with aluminium sulfate solution. Sodium sulfate solution and solid aluminium hydroxide form. a Write a word equation for this reaction.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later