In the monohybrid cross Tt x tt, the phenotypic ratio of the progeny would be

1 : 1

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1 : 2

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2 : 1

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1 : 2 : 1

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Solution

The correct option is A 1 : 1
Cross between Tt X tt
Gametes: T and t
Crossing yields: Tt and tt
The cross gives the ratio of 1:1
The cross is between F1 hybrid and recessive parent.

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_{1}

_{2}

T t \times t t

The genotypic ratio of monohybrid cross, 1/4 TT + 1/2Tt + 1/4 tt is mathematically condensable to the form of binomial expression:

F_{1}

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