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George has attached ear lobes. Barbara has free ear lobes, but she is heterozygous for this trait. What are the chances of their child having free ear lobes?
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George has attached ear lobes. Barbara has free ear lobes, but she is heterozygous for this trait. What are the chances of their child having free ear lobes?

User Remy Sharp
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The inheritance of a dominant gene E results in the free out unattached earlobe. If the lobe is attached directly to the head, the individual is homozygous recessive, and the rest genotype is present. Hope this helps.
User Epichorns
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