1.

Question : One child is haenophilic (sex-linked trait )whereas his fraternal twin bother is normal .Which one of the following infomations is most apporpriated ?

Answer»

The HAEMOPHILIC child is male
The child is a monozygotic TWIN
The mother must have been heterozygous
The other child is a FEMALE and the father is haemophilic is :

ANSWER :C


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