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प्रश्न
Give any 'two' names of X-linked diseases
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उत्तर
Colour blindness and haemophilia are examples of X-linked diseases.
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संबंधित प्रश्न
Give the genotype of Turner’s syndrome.
What do sex linked traits appear in males than in females?
Webbed neck is characteristic of ______ syndrome.
Give a detail account of thalassemia.
Which of the following characteristics are observed in a person suffering from Turner syndrome?
Match the Column-I with Column-II and choose the CORRECT answer
| Column-I | Column-II | ||
| P. | Klinefelter syndrome | i. | Mutation in autosomal gene |
| Q. | Thalassaemia | ii. | Mutation sex chromosome linked gene |
| R. | Down syndrome | iii. | Trisomy of autosome |
| S. | Colour blindness | iv. | Trisomy of sex chromosome |
Thalassemia and sickle cell anaemia are caused due to a problem in globin molecule synthesis. Identify the correct statement from the following.
Read the following and answer from given below:
Turner's syndrome is an example of monosomy. It is formed by the union of an allosome-free egg and a normal 'X' containing sperm or a normal egg and an allosome-free sperm. The individual has 2n = 45 chromosomes (44 + X0) instead of 46. Such individuals are sterile females who have rudimentary ovaries, underdeveloped breasts, small uterus, short stature, webbed neck, and abnormal intelligence. They may not menstruate or ovulate. This disorder can be treated by giving female sex hormones to women from the age of puberty to make them develop breasts and have menstruation. This makes them feel more normal.
Which of the following statements regarding Turner's syndrome is incorrect?
Which of the following is called as Royal disease?
Why is the frequency of red-green colour blindness is many times higher in males than that in females?
