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प्रश्न
A marriage between a colourblind man and a normal woman produces ____________.
विकल्प
All carrier daughters and normal sons
50% carrier daughters and 50% normal daughters
50% colourblind sons and 50% normal sons
All carrier offsprings
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उत्तर
A marriage between a colourblind man and a normal woman produces All carrier daughters and normal sons.
संबंधित प्रश्न
Give technical terms for A sudden heritable change in the gene
Match the terms in column I with their explanations in column II.
| Column I (Term) | Column I (Explanation) | ||
| a | genetics | 1 | Chromosomes similar in size and shape |
| b | Autosomes | 2 | The alternative forms of a gene |
| c | Recessive gene | 3 | Study of laws of inheritance of characters |
| d | Allele | 4 | A gene that can express only when in a similar pair |
| e | Homologous chromosomes | 5 | Chromosomes other than the pair of sex chromosomes |
In a certain species of animals, black fur (B) is dominant over brown fur (b) Show the possible ratio of genotypes and phenotypes of the offspring of the pure breeding different coloured parents.
Make a punnett square for finding out the proportion of different genotypes in the progeny of a genetic cross between.
red flower variety of pea (RR) with white flower variety of pea (rr)
Name anyone X-linked disease found in humans.
What are X-linked genes?
What is criss-cross inheritance?
The genes present on non-homologous part of Y-chromosome are called ____________.
Name any two X-Linked recessive disorders.
