Jeanette and her husband Eric have recently engaged in sexual intercourse. After this activity was completed, an egg in Jeanette's Fallopian tube was fertilized by a sperm cell that was released by Eric. The result is a(n) ____, which marks the beginning of pregnancy.

Question

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A zygote is formed when a sperm cell fertilizes an egg in the Fallopian tube, marking the beginning of pregnancy. The zygote then begins to divide and form a blastocyst, which later becomes an embryo and then a fetus.

Jeanette and Her Husband Eric Have Recently Engaged in Sexual