In order for organisms to reproduce, two sex cells, or gametes, need to fuse together. One gamete comes from the female, and one comes from the male. Female gametes are also called eggs or ova. Female gametes are also called eggs or ova. They are created during the cellular reproduction process known as meiosis.
There is only one full moon each month because the moon only opposes the sun once per month in its orbit. The phases of the moon are caused by how much of its visible surface is illuminated by the sun's light, and a full moon only occurs when the moon is on the opposite side of the Earth from the sun. Continue Reading.
Although no one knows how or why the phrase blue moon became harnessed to rare lunar events, we know where it happened: the state of Maine. Because each season is three months long, seasons typically have three full moons. However, on occasion, the dates will align in such a way that a season will experience four.