If red eyed (dominant) fly is mated with white eyed (recessive) fly, the ratio of red to white eyed in $F_{2}$ generation would be

3 : 1

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2 : 2

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2 : 1

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1 : 3

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Solution

The correct option is A 3 : 1

When a red eyed fly(RR) is crossed to a white eyed fly(rr), in the F2 generation 3 red eyed flies and 1 white eyed flies are formed. It is called Mendel monohybrid ratio.
So, the correct option is ‘3:1'.

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If red eyed (dominant) fly is mated with white eyed (recessive) fly, the ratio of red to white eyed in F2 generation would be

The correct option is A 3 : 1 When a red eyed fly(RR) is crossed to a white eyed fly(rr), in the F2 generation 3 red eyed flies and 1 white eyed flies are formed. It is called Mendel monohybrid ratio. So, the correct option is ‘3:1'.

If red eyed (dominant) fly is mated with white eyed (recessive) fly, the ratio of red to white eyed in $F_{2}$ generation would be

The correct option is A 3 : 1

When a red eyed fly(RR) is crossed to a white eyed fly(rr), in the F2 generation 3 red eyed flies and 1 white eyed flies are formed. It is called Mendel monohybrid ratio.
So, the correct option is ‘3:1'.