Phenylketonuria is extremely common in ireland affecting, Ask an Expert

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1. Phenylketonuria (PKU) is extremely common in Ireland, affecting approximately 1 in 4500 live births. What is the frequency of PKU carriers?

A. 2.2%
B. 0.022%
C. 2.9%
D. 1.49%
E. 98.5%

2. In a group of 500 people, the frequency of genotype NN is 40%. How many individuals would you expect to have the MN genotype?

A. 232
B. 300
C. 200
D. 68
E. 258

3. If an X-linked recessive trait has a frequency of 5% in males, what percentage of females are carriers?

A. 4.2%
B. 10%
C. 9.5%
D. 95%
E. 5%

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Category:- Biology
Reference No.:- M9356379

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