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Question
What is the phenotypic ratio in F2?
Options
\[4:0\] (Tall: Dwarf)
\[3:1\] (Tall: Dwarf)
\[1:2:1\]
\[1:1\] (Tall: Dwarf)
MCQ
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Solution
In F2, three outcomes are tall: \[TT\], \[Tt\], and \[Tt\]. One outcome, \[tt\], is dwarf, giving the phenotypic ratio \[3:1\].
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