Final answer:
In vitro fertilization (IVF) is an assisted reproductive technology used to help people experiencing difficulties reproducing. It involves combining an egg and sperm outside of the body and then placing the resulting embryo into the uterus. IVF can result in multiple births and offers the option to freeze and store extra embryos for future use.
Step-by-step explanation:
In vitro fertilization (IVF) is an assisted reproductive technology used to help people who have difficulties reproducing. It involves combining an egg and sperm outside of the body and then placing the resulting embryo into the uterus. IVF is commonly used when a woman has blocked or compromised uterine tubes, or when a man has low sperm count, low sperm motility, or sperm abnormalities. The procedure can result in multiple births and offers the option to freeze and store extra embryos for future use.