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Alenkinab [10]
3 years ago
10

A child has a sickle-cell disease but neither parent is ill. what must be true of her parents genotypes

Biology
2 answers:
sdas [7]3 years ago
7 0
They both have the recessive gene for sickle-cell disease
Mars2501 [29]3 years ago
6 0
There is a recessive gene that skips a generation.
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