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प्रश्न
What is criss-cross inheritance?
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उत्तर
Inheritance of genes from a male parent to a female child and then to a male grandchild or female parent to a male child and then to a female grandchild.
E.g., X-linked gene inheritance.
संबंधित प्रश्न
Name the Following
The type of gene which is not expressed in the presence of a contrasting allele.
Give one example:
A nitrogenous base in DNA.
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.
A woman has normal vision but her father was colour blind. If she is married to a colour blind person, report on the occurrence of the disease in the progeny.
Choose the correct answer:
A carrier haemophilic woman marries a haemophilic man. What are the chances for her progeny to be haemophilic?
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.
How many daughters and how many sons have been born in the family?
Give Reason:
Hemophilia shows criss-cross inheritance.
A marriage between a colourblind man and a normal woman produces ____________.
The criss-cross pattern of inheritance is observed in ____________.
If the mother is normal and the father is haemophilic, then their two daughters will be ______.
