Advertisements
Advertisements
प्रश्न
Very Short Answer Question.
Give an example of a chromosomal disorder caused due to nondisjunction of autosomes.
Advertisements
उत्तर
Down syndrome is an example of a chromosomal disorder caused due to non-disjunction of autosomes.
APPEARS IN
संबंधित प्रश्न
Give any 'two' names of X-linked diseases
Why are color-blindness and thalassaemia categorised as Mendelian disorders? Write the symptoms of these diseases seen in people suffering from them.
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.
Why is pedigree analysis done in the study of human genetics? State the conclusions that can be drawn from it.
Name a disorder a human suffers from as a result of the monosomy of the sex chromosome. Give the karyotype and write the symptoms.
Webbed neck is characteristic of ______ syndrome.
If a colour-blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour-blind is ______.
A person with 47 chromosomes due to an additional Y-chromosome suffers from a condition called ______.
Rajesh and Mahesh have defective haemoglobin due to genetic disorders. Rajesh has too few globin molecules while Mahesh has incorrectly functioning globin molecules. Identify the disorder they are suffering from.
| Rajesh | Mahesh | |
| A. | Sickle cell anaemia - an autosome linked recessive trait | Thalassemia - an autosome linked dominant trait |
| B. | Thalassemia - an autosome linked recessive blood disorder | Sickle cell anaemia - an autosome linked recessive trait |
| C. | Sickle cell anemia - an autosome linked recessive trait | Thalassemia - an autosome linked recessive blood disorder |
| D. | Thalassemia - an autosome linked recessive blood disorder | Sickle cell anaemia - an autosome linked dominant trait |
Which diagnostic method is used to detect chromosomal disorders?
