In the female reproductive cycle, menstrual flow occurs when the concentrations of estrogen and progesterone are low. Menstruation typically lasts for 5 to 7 days in most females.
low estrogen and low progesteronekris
when the male and female unites
Fertilization occurs in the oviduct of the female reproductive tract
Implantation occurs in the uterus of the female reproductive system. The embryo then develops in the uterus.
Menstruation
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The menstrual cycle is the whole reproductive cycle, I think maybe you mean the menstrual phase. The first day of menstruation is day one of your menstrual cycle, ovulation typically occurs around 14 days into the menstrual cycle - although everyone is different.
This is called the follicular phase.
Each gender has its own specialized function. Gestation occurs only in the female, and the male therefore is only involved in the selection of varying hereditary traits.
On average, the menstrual cycle (oestrus) of a female goat occurs approximately every 17 to 23 days.
Fertilization occurs in the fallopian tubes and implantation in the uterus. specifically in the endometrial lining.
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