The diameter of many blood vessels is controlled exclusively by the nervous system, and decreases in the activity of this system result in

According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?

In what way are cities microclimates?

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist