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प्रश्न
Describe Turner's syndrome.
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उत्तर
- Turner's syndrome is a sex chromosomal disorder caused by the non-disjunction of chromosomes during the formation of an egg.
- The individual born with Turner’s syndrome has 44 autosomes with XO. They are phenotypically female.
- They have short stature (height) and a webbed neck, a lower posterior hairline, a broad shield-shaped chest, poorly developed ovaries and breasts, and low intelligence.
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संबंधित प्रश्न
The genotype of a person withTumer's syndrome will be:
(i) 44+XXY
(ii) 44+XYY
(iii) 44+XO
(iv) 44+XXYY
Attempt any TWO of the following:
‘The gene for sickle cell anaemia in homozygous condition is lethal and produces sickle cell trait in heterozygous carrier’. Explain.
Name a disorder a human suffers from as a result of the monosomy of the sex chromosome. Give the karyotype and write the symptoms.
A male rabbit of genotype 'AABBDDEE' is crossed with a female rabbit of genotype 'aabbddee' to produce F1 hybrid offspring. How many genetically different gametes can be produced by this F1 hybrid?
Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.
In sickle-cell anaemia, shape of RBCs under oxygen tension becomes ______.
Klinefelters’ syndrome is characterised by a karyotype of ______.
Females with Turner’s syndrome have ______.
The practice of analyzing inheritance patterns in human beings is called ______
Select the correct match.
