Question
A person's myopia or short-sightedness (M) is dominant over the normal vision (m) and the brown eyes (B)- over the blue ones (b). An only child of the myopic brown-eyed parents has blue eyes and normal vision. Determine the genotypes of all three members of this family.
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Text solutionVerified
- The genotype of both the parents is MmBb for myopic brown eyes.
- The genotype of the child is mmbb. (recessive for both the traits).
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A homozygous inflated pod shape variety of pea plant (I) is crossed with a constricted variety of pea plant (i) Answer the question that follows :Give the phenotypic ratio and the genotype ratio of the offspring of the F2 generation when the two hybrids of the F1 generation are crossed.
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Question Text | A person's myopia or short-sightedness (M) is dominant over the normal vision (m) and the brown eyes (B)- over the blue ones (b). An only child of the myopic brown-eyed parents has blue eyes and normal vision. Determine the genotypes of all three members of this family. |
Answer Type | Text solution:1 |
Upvotes | 150 |