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Factors Affecting Plant Growth

what is genot...

Question

what is genotype ratio of f1 progeny in cross of pore bred tall plant and short pea plant

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Solution

If we cross pure bred tall plant and short pea plants then in F1 generation all the plants will be tall with a genotype of Tt.

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Q. The genotype of the F1 progeny of a cross between a tall pea plant (TT) and a short pea plant (tt) is:

Q. Mendel took tall pea plants and short pea plants and produced

F_{1}

progeny through cross-fertilization. What did Mendel observe in the

F_{1}

Q. In Mendel’s experiment, a heterozygous tall pea plant with homozygous violet flowers was bred with a short pea plant with white flowers. Identify the true statements from the following if the violet colour is dominant over white.

1. The genotype of the tall parent is Ttpp.
2. All the plants in F1 progeny have violet flowers.
3. All the plants in the F1 progeny were tall.
4. The genotype of plants in F1 progeny was TtPp or ttPp.

Q. A Mendelian experiment consisted of breeding tall pea plants cross breed with dwarf pea plant.
a) What is the expected height of plants in

F_{1}

generation?
b) What will be the percentage of plants which are dwarf in

F_{2}

generation when

F_{1}

plants were selfed?
c) State the expected ratio of genotype TT and Tt in

F_{2}

If pure tall and dwarf pea plants are crossed, the genotype of progeny is

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