called the north star, always directly over the north pole and a star that is often the brightest start in Ursa minor..
Explanation:
Polaris commonly the North Star or Pole Star and is the brightest star in the constellation of Ursa Minor. It is very close to the north celestial pole, making it the current northern pole star.
........... the membrane potential will become more POSITIVE. A membrane become depolarize when sodium enters the neuron via chemically gated sodium channels, this means that, the membrane become more positive when sodium ions diffuse into the cells.<span />
