What is be the ratio of progenies after crossing $T t \times t t$ ?

3 : 1

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1 : 1

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1 : 2 : 1

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2 : 1

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Solution

The correct option is D 1 : 1
The cross between Tt and tt will result in phenotypic ratio of 2 tall : 2 dwarf or 1 : 1
and genotypic ratio of 2 hybrid tall: 2 dwarf
or 1:1
So, the correct answer is '1:1'

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What is the genotypic ratio of plants in F₂ generation when a tall pea plant (TT) is crossed with a dwarf pea plant (tt)?

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