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प्रश्न
Define the following:
Test cross
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उत्तर
Test cross is a cross between an organism with an unknown genotype and a recessive parent. It is used to determine whether the individual is homozygous or heterozygous for a trait.
संबंधित प्रश्न
Define Linkage.
How did sturtevant explain gene mapping while working with Morgan?
A cross between a normal couple resulted in a son who was haemophilic and a normal daughter. In course of time, when the daughter was married to a normal man, to their surprise, the grandson was also haemophilic.
- Represent this cross in the form of a pedigree chart. Give the genotypes of the daughter and her husband.
- Write the conclusion you draw of the inheritance pattern of this disease.
Give an example of complete linkage.
How many linkage groups are present in Drosophila melanogaster?
______ results in separation of linkage groups during meiosis.
The distance between the genes is measured by ______.
Two dominant non-allelic genes are 50 map units apart. The linkage is ______.
After crossing two plants, the progenies are found to be male sterile. This phenomenon is found to be maternally inherited and is due to some genes which are present in ______.
Linkage groups can be separated during ______ in meiosis.
