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प्रश्न
In which of the following disorders number of chromosomes present is 47?
(A) Turner’s syndrome
(B) Cushing’s syndrome
(C) Acquired Immuno - Deficiency Syndrome
(D) Down’s syndrome
उत्तर
(D) Down’s syndrome
APPEARS IN
संबंधित प्रश्न
(a) Why are thalassemia and haemophilia categorized as Mendelian disorders? Write the symptoms of these diseases. Explain their pattern of inheritance in humans.
(b) Write the genotypes of the normal parents producing a haemophilic son.
Give an example of a human disorder that is caused due to a single gene mutation.
Why is pedigree analysis done in the study of human genetics? State the conclusions that can be drawn from it.
Webbed neck is characteristic of ______ syndrome.
Identify the option that correctly represents the number of chromosomes in Down syndrome.
HbA and HbS alleles of normal and sickle celled RBC are ______.
Trisomy is represented by ______.
Klinefelters’ syndrome is characterised by a karyotype of ______.
Fused ear lobes appear in the progeny due to an autosomal recessive gene. Work out the genotypes of number in the given pedigree.
In Down's syndrome, karyotyping has shown that the disorder is associated with trisomy of chromosome number 21 usually due to ______.
