docswapna
Forum Senior
Topics: 61
Posts: 229
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A couple who have no children seek genetic counseling because the husband's two brothers died in their teens of duchenne's. Which of the following describes the husband's risk of being a carrier of DMD?
a) 0
b) 1/4
c) 1/3
d) 1/2
e) 3/4
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| klimt
Forum Guru
Topics: 27
Posts: 605
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D
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| yasmeen
Forum Guru
Topics: 67
Posts: 936
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duchenne muscular dystrophy is x linked recessive so he cant b a carrier if he got diseased allele from his mother he has disease if normal he is normal so choice A
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| pallav
Forum Elite
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Posts: 180
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agree with yasmeen
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| mediocre
Forum Elite
Topics: 37
Posts: 229
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only female r carriers for x linked ds,the male has just one x ,normal or diseased
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| ManuNastai
Transilvanian..
Topics: 55
Posts: 838
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hahaha!! good one, yasmeen!
of couse, if he had DMD he would be already dead.. not married and in the mood of having kids! unless he married at 5! 
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"Love is the only inflamation of the heart that drains in the vagina" (translation after Dr Petre Florescu, Professor of Pathology, UMF "Iuliu Hatieganu", Cluj Napoca
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