Mitosis can occur in a diploid nucleus, that is, one containing pairs of chromosomes representing each of its parents or in a haploid one containing a single set of chromosomes. Meiosis, often called reduction division, yields four daughter nuclei with the number of chromosomes reduced to half the original number. The overall result is that one diploid nucleus becomes four haploid nuclei.
Aldebaran. n. 1. (Astronomy) a binary star, one component of which is a red giant, the brightest star in the constellation Taurus.ldebaran. n. 1. (Astronomy) a binary star, one component of which is a red giant, the brightest star in the constellation Taurus.
Quick Answer. Uranus is made mainly from ammonia and methane in the form of ice. It has a core made from liquid ice and other rocky compounds, a mantle made of ammonia, water and other substances, and an outer layer of hydrogen and helium. Continue Reading.