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प्रश्न
Match the column-I with column-II and re-write the matching pairs.
| Column-I | Column-II |
| 1. 21 trisomy | a. Turner’s syndrome |
| 2. X-monosomy | b. Klinefelter’s syndrome |
| 3. Holandric traits | c. Down's syndrome |
| 4. Feminized male | d. Hypertrichosis |
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उत्तर
| Column-I | Column-II |
| 1. 21 trisomy | c. Down's syndrome |
| 2. X-monosomy | a. Turner’s syndrome |
| 3. Holandric traits | d. Hypertrichosis |
| 4. Feminized male | b. Klinefelter’s syndrome |
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संबंधित प्रश्न
Identify ‘a’, ‘b’, ‘c’, ‘d’, ‘e’ and ‘f’ in the table given below:
| S. No. | Syndrome | Cause | Characteristics of affected individuals | Sex (male/female/both) |
| 1. | Down’s | Trisomy of 21 |
‘a’ |
‘b’ |
| 2. | ‘c’ | XXY | Overall masculine development | ‘d’ |
| 3. | Turner’s | 45 with XO |
‘e’ |
‘f’ |
Give a detail account of thalassemia.
Conditions of a karyotype 2n ± 1 and 2n ± 2 are called ______.
Genes for cytoplasmic male sterility in plants are generally located in ______.
Failure of segregation of chromatids during cell division results in the gain or loss of chromosomes, this is called as ______.
Trisomy is represented by ______.
Klinefelters’ syndrome is characterised by a karyotype of ______.
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.
Turner's syndrome is an example of ______
Fused ear lobes appear in the progeny due to an autosomal recessive gene. Work out the genotypes of number in the given pedigree.
What are chromosomal disorders?
