Ⅱ.Ȝ單選題ȝ每題 2 分，共計 120 分Ƕ答錯 1 題倒扣 0.5 分，倒扣至本大題零分為止，未作答，不給分亦不扣分Ƕ31~60 題為普通生物學，61~90 題為生化概論Ƕ31. Phenylketonuria is an autosomal recessive inheritable disease. If the incidence of the disease is about 1/10000, what is thefrequency of the phenylketonuria recessive disease allele (a) and the (Aa) genotype frequency of the person carrying therecessive gene in the population?
(A) 0.1% and 0.99%
(B) 0.1% and 1.98%
(C) 1% and 3.96%
(D) 1% and 1.98%
(E) 0.1% and 3.198%