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 focug y+3+egz z3m07pciwr ;pi. w :n(byr a shn lqjid8 +yx fbx(k oj5ts1mf0/w(3+pecific trait, were crossed in an experiment. Which row shows the expected phfmonjbx( /w+3j k +ys(05 xilf8d1t qhenotypic 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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