Advertisements
Advertisements
प्रश्न
Explain the genetic basis of blood grouping in human population.
उत्तर
In humans, the blood groups are controlled by a gene called gene ‘I’. It has three alleles, namely IA, IBand i.
Table Showing the Genetic Basis of Blood Grouping in Human Population
|
Allele from Parent 1 |
Allele from Parent 2 |
Genotype of Offspring |
Blood-types of Offspring |
|
IA |
IA |
IA IA |
A |
|
IA |
IB |
IA IB |
AB |
|
IA |
i |
IA i |
A |
|
IB |
IA |
IA IB |
AB |
|
IB |
IB |
IB IB |
B |
|
IB |
i |
IB i |
B |
|
i |
i |
i i |
O |
APPEARS IN
संबंधित प्रश्न
Why is human ABO blood group gene considered a good example of multiple alleles?
What is the inheritance pattern observed in the size of starch grains and seed shape of Pisum sativum? Workout the monohybrid cross showing the above traits. How does this pattern of inheritance deviate from that of Mendelian law of dominance?
State a difference between a gene and an allele.
In Snapdragon, a cross between true-breeding red flowered (RR) plants and truebreeding white flowered (rr) plants showed a progeny of plants with all pink flowers.
What is this phenomenon known as?
Work out a typical Mendelian dihybrid cross and state the law that he derived from it.
Choose the correct options of the following question:
In the given pedigree chart, the trait shown is:
A pleiotropic gene ______.
Which of the following amino acid substitution is responsible for causing sickle cell anemia?
Genotypic ratio of 1:2:1 is obtained in a cross between ______
Which of the following is best suited for co-dominantly?
