Marnervangela Marnervangela

04-02-2017
Biology

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

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daysia324 daysia324

04-02-2017

There is a recessive gene that skips a generation.

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christinann062 christinann062

04-02-2017

They both have the recessive gene for sickle-cell disease

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