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Principles of Inheritance and Variation. — Bio Zoology STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Bio ZoologyPrinciples of Inheritance and Variation.2 Marks
Question
Write a brief note on pedigree analysis.
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Answer

Pedigree is a “family tree”, drawn with standard genetic symbols, showing the inheritance pathway for specific phenotypic characters. Pedigree analysis is the study of traits as they have appeared in a given family line for several past generations.

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