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Step Three: Fertilization

These facets consist of favorable ecological conditions, timing in the female’s menstrual period, fertility associated with male’s semen, cap cap ability of this male’s semen cells to enter the egg (also called sperm capacitation), and growth of the embryo. If many of these facets can be found, fertilization between sperm and egg will most likely happen.

Ecological Conditions

The environmental surroundings of a female’s vagina and cervix is under cyclical hormone control, which should be favorable to acknowledge semen without destroying them. 7 each and every time a male ejaculates, the semen can become a gel-like substance that offers the sperm defense against the female’s acidic vagina. This gel turns back into liquid, which allows some sperm to start their journey to the egg after 20 to 30 minutes. 7

Hormonal Timing

The chances are stacked significantly against any one semen. During almost all of a female’s menstrual period, the genital canal and cervical canal are inhospitable surroundings for a male’s semen because of the dense persistence and acidity of this genital and cervical mucus. However, closer to ovulation, the female’s cervical mucus modifications and becomes particularly made to transport sperm effectively. (more…)