In the United States, alcoholic beverages that are sold in stores display a government warning stating that pregnant women should not drink alcoholic beverages. This is because

Alcohol can cross the placenta and affect fetal development. Prenatal alcohol exposure can cause fetal alcohol spectrum disorders, which may include lifelong problems with learning, behavior, and physical development. The warning is not based on alcohol preventing a zygote from developing or interfering with digestion, and it does not claim that pregnancy prevents future ovulation.

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