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प्रश्न
Which one of the following is a true pleiotropic gene?
विकल्प
HbA
HbS
HbD
HbP
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उत्तर
HbS
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संबंधित प्रश्न
Why the ratio in pleiotropy is 2 : 1? Explain it with an example.
The three principles of Mendelism are
Assertion (A): In Mirabilis jalapa (4 o'clock plant), a cross between Red flowered plant and White-flowered plant (both homozygous) produced Pink flowered plant in F1 generation.
Reason (R): In this plant, flower colour is controlled by pleiotropic genes
______ represents the genotype of a carrier carrying a gene for sickle-cell anaemia.
Which of the parents with the following blood groups CANNOT have a child with blood group A?
Which one of the following is NOT a characteristic of garden pea plants?
Which one of the following statements is correct?
If a red flowered Mirabilis jalapa plant is crossed with a white flowered plant, what will be the phenotypic ratio in F2 generation? Show it by a chart.
Fill in the blanks:
| Column 'A' (Gene interactions) |
Column 'B' (Example) |
|
| (1) | Co-dominance | ______ |
| (2) | Incomplete dominance | ______ |
| (3) | Multiple allelism | ______ |
| (4) | Pleiotropy | ______ |
| (5) | Polygenes | ______ |
| (6) | Autosomal dominance | ______ |
Which one of the following is an EXCEPTION to the generalization made by Mendel on the basis of his experiments on garden pea plant?
