Which one of the following symbols and its representation used in the human pedigree analysis is correct?

= Mating between relatives

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= unaffected male

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= unaffected female

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= Male affected

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Solution

The correct option is A = Mating between relatives
Of the given symbol and representations used in human pedigree analysis,
= Mating between relatives is correct.
represents unaffected female
represents the unaffected male, and
represents an affected individual of unspecified sex

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