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प्रश्न
Father of a child is colourblind and mother is carrier for colourblindness, the probability of the child being colourblind is ____________.
पर्याय
25%
50%
100%
75%
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उत्तर
Father of a child is colourblind and mother is carrier for colourblindness, the probability of the child being colourblind is 50%.
संबंधित प्रश्न
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 |
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The theory of Inheritance of Acquired Characters was proposed by Watson and Crick.
A family consists of two parents and their five children and the pedigree chart shown below shows the inheritance of the trait colour blindness in them.
What does the child 1 indicate about this trait?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Male act as a carrier for colourblindness.
What would be the progeny obtained if a woman carrier for colour blindness marries a normal vision man?
Identify the INCORRECT statement with regard to haemophilia.
Holandric genes are found only in ____________.
Given diagram is a simplified representation of human sex chromosome. The gene A and B could be of ______.
Rakesh is colour blind, married to Sangeeta who is having normal v1s10n (Homozygous). They have a son and a daughter. Determine the type of vision in their children with the help of a suitable chart.
