HEREDITY
THE PEDIGREE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Pedigrees may be difficult to construct or interpret because
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People may hesitate to supply information because the symptoms embarrass them
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Adoption/children born out of wedlock/serial relationships/blended families are difficult to construct
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Many people cannot trace their families back far enough to reveal of mode of inheritance
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All of the above
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Explanation:
Detailed explanation-1: -The fundamental disadvantage of pedigree designs is that genomic regions identified via linkage analysis tend to be relatively large because of the coarse nature of the meiotic process (Boehnke 1994).
Detailed explanation-2: -It is a graph, and it makes assessing who is connected and their relationships-such as parent, sibling, cousin-apparent by visual inspection. A pedigree can also help determine how a trait or condition might be passed down through the generations and what might accompany it.
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