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Practice problem

Pedigree — Definition & Charts

By Gabi Slizewska
An unaffected female has children with an affected male. Their children are two unaffected males and two affected females. One of the unaffected males has children with an unaffected female and neither of their two kids has the trait. One of the affected daughter of the original couple had children with an unaffected male. Their kids are an affected male, affected female, unaffected male, and unaffected female. Of those children, one of the affected males has children with and unaffected female. Their kids are two affected females and one unaffected male.

The pedigree above shows how a certain trait is passed on through generations. What is the likely inheritance pattern for this trait?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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