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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.
Explain the significance of a test cross.
An individual produced during a cross between two pure plants differing in two pairs of contrasting characters is always ______
In order to achieve a dihybrid test cross, the F1 hybrid YyRr should be crossed will which one of the following genotypes?
In a plant, black seed color (BB/Bb) is dominant over white seed color (bb). In order to find out the genotype of the black seed plant, with which of the following genotype will you cross it?
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 ______.
Statement I - Back cross is the crossing of F1 - hybrid with one of the two parents from which they were derived.
Statement II - Test cross involves the crossing of F1 - hybrid with its homozygous recessive parent.
In light of above statements, choose the correct answer from the option given below.
In a test cross, which parent must always be used alongside the dominant phenotype individual?
When a test cross produces all offspring with the dominant phenotype, what can be concluded about the dominant parent's genotype?
What is the primary practical application of test crosses in agriculture?
