F1 plants crossed with dominant individuals will yield a progeny of
A
All recessive
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B
All dominants
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C
Dominant and recessive in the ratio 1 : 1
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D
Dominant and recessive in the ratio of 3 : 1
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Solution
The correct option is B All dominants When
F1 plant is crossed with dominant individual, in the next generation
all progeny produced are dominant. It is called Back cross or out cross.