Marrying a first cousin might be a bad idea because a recessive trait that runs in the family may appear in the offspring of the union.
What are recessive traits?
Recessive traits are traits which do not always appear in every generation except in the absence of the gene for the dominant trait.
Marrying a first cousin might be a bad idea because a recessive trait that runs in the family may appear in the offspring of the union.
In conclusion, recessive traits are might appear on.tg offspring of related individuals.
Learn more about recessive traits at: https://brainly.com/question/800811
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