問題詳情
76. If a population of beetles initially consists of 50 individuals, and 10 of them have a gene that confersresistance to pesticides, what is the frequency of this gene in the population?
(A)0.1
(B) 0.2
(C) 0.4
(D) 0.6
(E) 0.8
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
用户評論
【熊熊讚】評論
每個基因(gene)為兩個等位基因(allele),故本題答案為(10x2)/(50x2)=0.2。