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प्रश्न
What symbol represents dizygotic twins in a pedigree chart?
विकल्प
Two symbols connected by separate lines from a single point above them
Two symbols in separate generations
Two symbols connected by a single line from a single point above them
Two symbols placed side by side without connecting lines
MCQ
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उत्तर
Dizygotic (fraternal) twins are represented by two symbols connected by separate lines that originate from a single point above them in a pedigree chart. This notation indicates that the twins came from two separate fertilized eggs, making them genetically no more similar than regular siblings.
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