mahendra
Forum Guru
Topics: 173
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Tay-Sachs disease, an autosomal recessive disease caused by a
deficiency of hexosaminidase A, is lethal in childhood. In a
population of Ashkenazi Jews, blood testing shows the frequency
of heterozygotes to be 0.1. What is the probability that the
first child of two individuals from this population with no
family history of the disease will have Tay-Sachs?
A. 0.25
B. 0.11
C. 0.0625
D. 0.0025
E. Cannot be calculated from the information given
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| asmi
Forum Hero
Topics: 1043
Posts: 4,609
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I THINK ITS E
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| asmi
Forum Hero
Topics: 1043
Posts: 4,609
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need answer....
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| Yulia
Forum Elite
Topics: 19
Posts: 240
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check this topic
http://www.prep4usmle.com/community/sutra8704.htm...
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| alice8
Forum Guru
Topics: 37
Posts: 643
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D. 0.0025 :?:
0.1 X 0.1 X 0.25
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Dream on 'til your dream comes true.
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| asmi
Forum Hero
Topics: 1043
Posts: 4,609
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THANKS YULIA
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