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Q. No.The karyotype shown below is of a person affected with:
1. Klinefelter’s syndrome
2. Turner’s syndrome
3. Down’s syndrome
4. Edward’s syndrome
1. Klinefelter’s syndrome
2. Turner’s syndrome
3. Down’s syndrome
4. Edward’s syndrome
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
81%
From NCERT
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Down’s syndrome:
1. Only I and II are correct
2. Only III and IV are correct
3. Only I and III are correct
4. Only II and IV are correct
| I: | is an aneuploidy |
| II: | is trisomy 21 |
| III: | always runs in a family |
| IV: | does not affect the life span and fertility |
1. Only I and II are correct
2. Only III and IV are correct
3. Only I and III are correct
4. Only II and IV are correct
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
82%
From NCERT
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An individual affected by Klinefelter’s syndrome:
| 1. | Has 47 autosomes. |
| 2. | Has overall feminine development. |
| 3. | Has gynecomastia. |
| 4. | Has an additional copy of the Y chromosome. |
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
73%
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Consider the given two statements:
| Assertion(A): | Gynecomastia is expressed commonly in Klinefelter’s syndrome. |
| Reason(R): | The genetic sex of individuals affected by Klinefelter’s syndrome is female. |
| 1. | (A) is True but (R) is False |
| 2. | (A) is False but (R) is True |
| 3. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
82%
From NCERT
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Which of the following will not be true regarding Klinefelter's syndrome?
1. The affected individual is generally fertile.
2. Gynecomastia is frequently seen.
3. The karyotype is 47 - XXY.
4. It is an aneuploidy.
1. The affected individual is generally fertile.
2. Gynecomastia is frequently seen.
3. The karyotype is 47 - XXY.
4. It is an aneuploidy.
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
83%
From NCERT
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| Assertion (A): | The genetic sex of an individual with Klinefelter's syndrome is female |
| Reason (R): | Only X-chromosome is present in their genotype |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
| 3. | (A) is True but (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
71%
From NCERT
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An individual affected with Turner’s Syndrome:
| I: | Is a female |
| II: | Has 45 chromosomes |
| III: | Has rudimentary ovaries |
Of the above statements, the correct statements are:
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
87%
From NCERT
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Turner's syndrome is caused by:
1. Non-disjunction of autosomes.
2. Non-disjunction of sex chromosomes.
3. Deletion of part of a sex chromosome.
4. Translocation of chromosome parts.
1. Non-disjunction of autosomes.
2. Non-disjunction of sex chromosomes.
3. Deletion of part of a sex chromosome.
4. Translocation of chromosome parts.
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
From NCERT
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Study the given diagram and select the correct option:
| 1. | The karyotype is of an individual suffering from Down’s syndrome |
| 2. | The number of autosomes seen is 43 |
| 3. | The genetic sex of this individual must be female |
| 4. | The fertility will be maintained in this individual |
Subtopic: Sex Aneuploidy - Turner & Klinefelter Syndrome |
51%
From NCERT
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