In _______ syndrome, the 21^st pair of chromosomes contains an extra chromosome resulting in symptoms such as wide-set almond-shaped eyes and intellectual disability A) PKU B) Down C) Klinefelter's D) Turner's

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The extra chromosome in the 21st pair is associated with Down syndrome, which presents with distinct facial features such as wide-set almond-shaped eyes as well as intellectual disability. PKU (phenylketonuria) is caused by the inability to metabolize phenylalanine and requires a special diet to manage. Klinefelter's syndrome involves males having an extra X chromosome, often leading to infertility and other physical traits. Turner's syndrome involves females missing one X chromosome, leading to developmental and physical differences.

In _______ Syndrome, the 21st Pair of Chromosomes Contains an Extra

In _______ Syndrome, the 21^st Pair of Chromosomes Contains an Extra