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प्रश्न
A red-haired woman marries a brown-haired man, and all the children are brown haired. Explain this genetically.
उत्तर
Brown coloured hair is dominant over red. Hence, when a red-haired woman marries a brown-haired man, all their children are brown haired.
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संबंधित प्रश्न
A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits – blood group A or O – is dominant? Why or why not?
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What is the genotype of tall plants which always produced tall offspring
The following results were obtained by a scientist who crossed the F1 generation of pure-breeding parents for round and wrinkled seeds.
| Dominant trait | Recessive trait | No. of F2 offspring |
| Round seeds | Wrinkled seeds | 7524 |
From these results, it can be concluded that the actual number of round seeds he obtained was ______
The farmers have been cultivating a food plant X for over two thousand years and have produced as many as five entirely different looking vegetables A, B, C, D and E from it.
(a) What could the plant X be?
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(c) What is the process of evolution involved in this example known as?
Explain Mendel’s law of independent inheritance. Give one example.
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Rewrite the correct form of the statement by changing the first or last word only:
The inheritable feature of an organism is termed as heredity.
