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प्रश्न
Match the column-I with column-II and re-write the matching pairs.
| Column-I | Column-II |
| 1. 21 trisomy | a. Turner’s syndrome |
| 2. X-monosomy | b. Klinefelter’s syndrome |
| 3. Holandric traits | c. Down's syndrome |
| 4. Feminized male | d. Hypertrichosis |
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उत्तर
| Column-I | Column-II |
| 1. 21 trisomy | c. Down's syndrome |
| 2. X-monosomy | a. Turner’s syndrome |
| 3. Holandric traits | d. Hypertrichosis |
| 4. Feminized male | b. Klinefelter’s syndrome |
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संबंधित प्रश्न
Why are thalassemia and haemophilia categorized as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
A child suffering from Thalassemia is born to a normal couple. But the mother is being blamed by the family for delivering a sick baby.
- What is Thalassemia?
- How would you counsel the family not to blame the mother for delivering a child suffering from this disease? Explain.
- List the values your counselling can propagate in the families.
Give an example of an autosomal recessive trait in humans. Explain its pattern of inheritance with the help of a cross.
A couple with normal vision bear a colour blind child. Work out a cross to show how it is possible and mention the sex of the affected child.
If a genetic disease is transferred from a phenotypically normal but carrier female to only some of the male progeny, the disease is ______.
Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.
Extra chromosome ‘X’ is present in which one of the following cases?
If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
The technique exployed in human genetic counselling is:
In Down's syndrome, karyotyping has shown that the disorder is associated with trisomy of chromosome number 21 usually due to ______.
