Zygote
Definition
The zygote is the single cell that is formed when the sperm cell fertilizes the egg cell. The zygote divides multiple times, producing identical copies of itself. The cells produced by the division of the zygote form the developing embryo, fetus, and baby. The zygote is the first step in the formation of a new person.
Description
When the sperm fuses with the egg, a cascade of events begins. Additional sperm are prevented from fertilizing
the egg. The membranes of the egg and sperm combine, producing one single cell. The egg and sperm prepare to fuse their genetic material (DNA/chromosomes). Finally, the genetic material combines to produce the zygote with one complete set of
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