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A typical Mendelian dihybrid ratio of F(...

A typical Mendelian dihybrid ratio of `F_(2)` generation is 3:1

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False - A typical Mendelian dihybrid ratio of F, generation is 9:3:3:1
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True or False. If fale give the correct statement: (i) A typical Mendelian dihybrid ratio of F2 generation is 3:1. (ii) New nucleotides are added annd new complimentary strand of DNA is formed with the help of enzyme DNA polymerase.

On crossing two heterozygous tall plants (Tt), a total of 500 plants were obtained in F_(1) generation. What will be the respective number of tall and dwarf plants obtained of F_(1) generation ?

Knowledge Check

  • Which Mendelian idea is depicted by a cross in which F_(1) generation resembles both the parents.

    A
    Incomplete dominance
    B
    Law of dominance
    C
    Inheritance of one gene
    D
    Co-dominance

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    In the F_(2) generation a Mendelian dihybrid cross, the number of phenotypes and genotypes are

    generation are then cross-bred to produce F_(2) generation of pea plants. (a)What do the plants of F_(1) generation look like? (b)What is the ratio of tall plants to dwarf plantns in F_(2) generation ? ©Which type of plants were missing in F_(1) generation but reappeared in F_(2) generation?

    Represent the phenotypic, genotypic ratio of both monohybrid cross and dihybrid cross in 72 generation of pea plants.

    Pure-bred tall pea plants are first crossed with pure-bred dwarf pea plants. The pea plants obtained in F_(1) generation are then cross-bred to produce F_(2) generation of pea plants. (a) What do the plants of F_(1) generation look like? (b) What is the ratio of tall plants to dwarf plants in F_(2) generation? (c ) Which type pf plants were missing in F_(1) generation but reappeared in F_(2) generation?

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