Mental retardation, short stature, broad face and squint eyes are the symptoms of:
Correct answer: A. Down's syndrome
- A. Down's syndrome
- B. Klinefelter's syndrome
- C. Turner's syndrome
- D. XYZ syndrome
Explanation
In Down's syndrome, there are three copies, either complete or partial, of chromosome 21. The characteristics of Down's syndrome include low muscle tone, short stature, a flat nasal bridge, and a protruding tongue. People with Down syndrome have a higher risk of some conditions, including Alzheimer's disease and epilepsy.
This question appeared on the UHS MDCAT 2011 paper, which you can sit online with every answer explained.
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About Chromosomes
Chromosomes are DNA-protein structures that carry genes and become visible during cell division. Coverage includes chromatin, centromeres, sister chromatids, homologous chromosomes, chromosome number, and the distinction between diploid and haploid cells, with links to DNA replication, mitosis and meiosis.
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