本题目来源于试卷: Continuity and Change D.8 Inheritance，类别为 IB生物学
[单选题]
Two individuals, heterozygous for a specific trai omklk-1qhp*1za- *qit, were crossed in o2zzi9i t7bi b j26 :c13sxbclan experiment. Which row shows the2zt9ij3b l2c: c71b6izbxo is expected phenotypic ratios of the offspring resulting from this cross?
A. Offspring phenotypes is All dominant; Ratio is 1
B. Offspring phenotypes is Dominant: Recessive; Ratio is 1:1
C. Offspring phenotypes is Dominant: Recessive; Ratio is 3:1
D. Offspring phenotypes is Dominant: Recessive; Ratio is 1:3
参考答案: C
本题详细解析:
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