Embryology

The elaborate details of life begin with a single cell that develops into a full term fetus within approximately 40 weeks, 280 days or 10 lunar months. The course of this pre-natal development is divided into three main periods: germinal,

The period of the zygote begins at fertilization. After a female egg is fertilized, the resulting one celled organism becomes known as a zygote. Once the egg is fertilized, the zygote begins a two-week period of rapid cell division and

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