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Two genes A and B are linked in a dihybr...

Two genes A and B are linked in a dihybrid cross involving these two genes, the `F_(1)` heterozygote is crossed with homozygous recessive parental type (aa bb). What would be the ratio of offspring in the next generation?

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What is the cross between the F_(1) progeny and the homozygous recessive parent called ? How is it useful ?

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Knowledge Check

  • In pea plants, yellow seeds ar dominant to green. If a heterozygous yellow seeded plant is crossed with a green seeded plant, what raito of yellow and green seeded plants would you expected in F_(1) generation?

    A
    `50:50`
    B
    `9:1`
    C
    `1:3`
    D
    `3:1`

  • A dihybrid test cross ratio for two completely linked genes will be

    A
    `1:1:1:1`
    B
    `1:1`
    C
    `1:7:7:1`
    D
    `7:1:1:7`

  • A cross between two tall plants resulted in offspring having few dward plants. What would be genotypes of both the parents?

    A
    TT and Tt
    B
    Tt and Tt
    C
    TT and TT
    D
    Tt and tt

    • Similar Questions

    Explore conceptually related problems

    What is the cross between the F_(1) Progeny and the Homozygous recessive parent called ? How is it useful ?

    Two heterozygous parents are crossed. If the two loci are linked what would be the distribution of phenotypic features in F_(1) generation for a dihybrid cross ?

    The cross beteen Hybrid tall (Tt) and dwarf (tt) what will be F1 generation progency write phenotypic and genotypic ratio

    Two wires A and B of same length and same material, have their cross sectional areas in the ratio 1:4. What would be the ratio of heat produced in these wires when the voltage across each is constant?

    One student (researcher) wants to cross pure tall plant (TT) with pure dwarf (tt) plant, what would be the F1 and F2 generations? Explain.

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