Answer:
97%
Explanation:
PKU is caused by a recessive mutation, which means that affected individuals are homozygous and recessive (<em>tt</em>).
<u>The frequency of genotypes according to Hardy-Weinberg equilibrium is:</u>

where p is the frequency of the <em>T</em> allele and q is the frequency of the <em>t</em> allele.
Affected individuals are 1 in 4500, which means the frequency of <em>tt </em>genotype is 1/4500.
If the population is in Hardy-Weinberg equilibrium,

The sum of the allele frequencies adds up to 1, therefore:
p + q = 1
p= 1 - q
p= 1 - 0.015
p= 0.985
The frequency of the TT genotype (homozygous wild-type individuals) will be:

97% of the population will have the homozygous wild-type TT genotype.
D. Daisy
Idk hope this helps!!
Hi!
Do you have choices? Or is this like a write it yourself test?
Either way... there are a few answers to that one question.
Answer to life could also mean the actual meaning of life.
•attain the right qualities. Humility, generosity, kindness, courage, etc.
•do your best.
Whether you have a job or a family... an answer to life would be to do your best at it.
I hope these are in the range of the answers you were looking for! Just let me know if you need further help.
~Brooke❤️
Out of the choices given, the reason why Kathy's body feels sore and she has pain in her limbs after vigorously exercising is an accumulation of lactic acid in the muscles of her limbs. The correct answer is A.
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