What Is the Frequency of the PKU Allele in European Populations?

[t_n_p]

Homework Statement

The frequency of PKU in european populations is about 1/10000. What is the frequency of the allele for PKU?

The attempt at a solution

I know PKU is an autosomal recessive disorder so does that mean q^2=1/10000? I'm not quite sure where to go from here

 

[t_n_p]

It's ok figured it out. :D