Alternation of generations is the fluctuation of the diploid and haploid stages in plants. The diploid stage occurs through mitosis while the haploid stage works through meisos and asexual reproduction. In vascular plants, the diploid stage produces seeds. In non-vascular plants, the haploid stage produces the spores.
Third trimester. It doubles in mass at this time and continues to still grow and mature
The complete period of non division during the cell cycle is G0 (Gap zero).
<span>the portion of an antigen that binds covalently to an antibody</span>