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प्रश्न
What will be the phenotype of progeny, if a carrier haemophilic female marries a normal male?
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उत्तर
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संबंधित प्रश्न
Give any 'two' names of X-linked diseases
Give an example of an autosomal recessive trait in humans. Explain its pattern of inheritance with the help of a cross.
Which of the following traits is never observed in a human female?
Feminised males have ______ chromosomes.
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 anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.
Sickle cell anaemia is ______.
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.
The number of Barr bodies present in a female with Turner's syndrome is ______
Which of the folowing is a correct match?
Short stature in females, webbed neck absence of menstrual cycle and sterility are characteristics which of the following disease?
