Total number of chromosome in person suffering from ‘Turner Syndrome’ is
Total number of chromosome in person suffering from ‘Turner Syndrome’ is Correct Answer 45
The correct answer is 45.
Concept-
- Chromosomal disorders are caused due to excess, absence or abnormal arrangement of one or more chromosomes.
- Sometimes the chromatids fail to segregate during cell division, resulting in gain or loss of a chromosome. This is called aneuploidy.
Explanation-
Turner Syndrome-
- Such a disorder is caused due to the absence of one of the X chromosome, i.e., resulting in the karyotype 45 + XO.
- Symptoms-
- Sterile female with rudimentary ovaries.
- Shield-shaped thorax.
- Webbed neck
- Poor development of breasts
- Short stature, small uterus, and puffy fingers.
Additional Information
Down's syndrome and Klinefelter's syndrome are other examples of Chromosomal disorder.
Down's syndrome-
- It is caused due to the additional copy of chromosome number 21 or trisomy of chromosome 21.
- Symptoms-
- Short statured with a small round head.
- partially open mouth.
- Palm is broad.
- Slow mental development.
Klinefelter's syndrome-
- It is caused due to the presence of an additional copy of X chromosome resulting in the karyotype 45+XXY.
- Symptoms-
- Sex of the individual is masculine but possesses feminine characters.
- Development of breast.
- Poor beard growth and often sterile.
- Feminine pitched voice.
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Feb 20, 2025