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प्रश्न
Mention the Phenotype and Genotype ratios of the offspring in F2 generation.
उत्तर
Phenotypic ratio of the offspring in F2 generation: 3:1
Genotypic ratio of the offspring in F2 generation: 1:2:1
APPEARS IN
संबंधित प्रश्न
Considering the relationship in the first pair, complete the second pair:
rr : Homozygous : : Rr : ....................
Distinguish between monohybrid and dihybrid cross.
Predict the genotype and phenotype of the following cross in pea.
tt x TT
(Capital letters show dominance)
RR (Red) Antirrhinum is crossed with white (rr) one. Offspring (Rr) are pink. This is an example of ______.
A typical Mendelian dihybrid ratio of F2 generation is 3:1.
The test cross is used to determine the ______.
Law of independent assortment can be explained with the help of ______.
Read the following and answer from given below:
Prashant wanted to find the genotype of a pea plant bearing purple coloured flowers in his kitchen garden. For this, he crossed purple-flowered plants with white-flowered plants. As a result, all plants which were produced had purple flowers only. Upon selfing these plants, 75 purple flower plants and 25 white flowers plants were produced. Now, he can determine the genotype of a purple-flowered plant by crossing it with a white-flowered plant.
Which of the following cannot be derived from the crosses done by Prashant?
An organism with two identical alleles is
A male plant bearing red flowers was crossed with a female plant bearing yellow flowers. In the F1 generation, all the flowers were orange in colour.
Mention the ratio of red flowers, yellow flowers and orange flowers in the F2 generation.
