Which family might find cord blood banking to be especially useful? 1. A family with a history of ...

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Explanation:
1. Families with a history of leukemia might find cord blood banking useful because cord blood, like bone marrow and embryonic tissue, contains regenerative stem cells, which can replace diseased cells in the affected individual.
2. A family with a history of infertility would not be helped by cord blood banking.
3. A family that wishes to select the sex of a future child would not be helped by cord blood banking.
4. A family that wishes to avoid a future intrauterine surgery would not be helped by cord blood banking.