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प्रश्न
Define the following term:
Dihybrid cross
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उत्तर
A cross between parents differing in two heritable traits is called a dihybrid cross. e.g., a cross of a pure, tall, round seeded plant with a dwarf, wrinkled-seeded plant.
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संबंधित प्रश्न
Design a test-cross.
Long answer type question.
Define test cross and explain its significance.
Read the following case and select the correct option.
ln a test cross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring.
Therefore, it can be concluded that;
In order to achieve a dihybrid test cross, the F1 hybrid YyRr should be crossed will which one of the following genotypes?
A purple flowered pea plant is crossed with a white flowered pea plant. Among the progeny, there are equal number of purple and white flowered plants. The result indicates that it is ______.
What is the primary purpose of performing a test cross in genetics?
What is the expected genotypic ratio when an F₁ heterozygous individual (Tt) is back crossed with the homozygous dominant parent (TT)?
In a back cross between F₁ (Tt) and the homozygous recessive parent (tt), what phenotypic ratio is observed?
What is the primary practical application of test crosses in agriculture?
Based on test cross principles, if a tall plant consistently produces dwarf offspring when crossed with homozygous dwarf plants, what is the tall plant's genotype?
