How do molecules move in gas

In a gas, the molecules have a very weak intramolecular bond with each other due to the lack of kinetic energy in the bond. The particles move rapidly in all directions, frequently colliding with each other.
Thus, the molecules of gas move freely.

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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