A scientist wants to make a geologic column of rock layers from different parts of a state. How will the scientist do this?

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

Idk the answer sorry

Maybe you should get some from your teacher and learn more so you can get your grades up and maybe study a bit more

C. chemical changeshope i : )