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Biology · 2025 · 1 mark
CBSE 2025 · Region 6 · Set 3 · Q6
A normal couple produces half the sons as haemophilic and half the daughters as carriers. Choose the option that correctly indicates the chromosome…
A normal couple produces half the sons as haemophilic and half the daughters as carriers. Choose the option that correctly indicates the chromosome on which the gene for this trait is located.
Official answer
(C)
One X-chromosome of mother
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