Question

அலகு VII: மரபியல் 3. குரோமோசோம் அடிப்படையிலான பாரம்பரியம்

Answer 1

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Chromosome Based Heritage

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❏Variations in the Y chromosome, passed exclusively from father to son, can be used to explore ancestry in the direct male line.

❏ Although most DNA is packaged in chromosomes within the cell nucleus, cell structures called mitochondria also have a small amount of their own DNA (known as mitochondrial DNA).