Life cycle. Life cycle means the stages a living thing goes through during its life. In some cases the process is slow, and the changes are gradual. Humans have various steps during their lives, such as zygote, embryo, child and adult. The change from child to adult is slow and continuous.
Instantaneous. : Ovulation happens as an instantaneous event usually on day 14 of a 28 day cycle. The signs of ovulation start a day or two earlier and continue after ovulation has occurred. When an egg is released it retains its maximum fertilizing potential for about 24 hours after which it dies....Read more.he signs of ovulation start a day or two earlier and continue after ovulation has occurred. When an egg is released it retains its maximum fertilizing potential for about 24 hours after which it dies.
Generally, a woman ovulates 11 to 21 days after the end of her last period or from 12 to 16 days before she expects her next period to begin. During ovulation, an egg is only available for fertilization for 12 to 24 hours. However, since sperm can live in the body for up to five days, it is possible to get pregnant right after ovulation. A missed period may signal a pregnancy.