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Arturiano [62]
3 years ago
12

Hemophilia is caused by _____.

Biology
2 answers:
Elza [17]3 years ago
8 0
Answer: a recessive allele on the X chromosome

explanation: Hemophilia is caused by a mutation or change, in one of the genes, that provides instructions for making the clotting factor proteins needed to form a blood clot. This change or mutation can prevent the clotting protein from working properly or to be missing altogether. These genes are located on the X chromosome.
allochka39001 [22]3 years ago
5 0

Hemophilia is caused by a recessive allele on the X chromosome.

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