Down Syndrome Sex Chromosomes

Philip Sapp; Lewis R. Down syndrome is a chromosomal condition that is associated with intellectual disability, a characteristic facial appearance, and weak muscle tone hypotonia in infancy. Syndromes that are caused by a sex chromosome abnormality are less severe than those caused by a nonsex chromosome abnormality. Early childhood education an international encyclopedia. So, normal eggs and sperm cells only have 23 chromosomes instead of



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Down Syndrome Sex Chromosomes
Down Syndrome Sex Chromosomes


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Patients with Down syndrome have a higher risk to develop leukemia. If one of these atypical reproductive cells contributes to the genetic makeup of a child, the child will have an extra chromosome 21 in each of the body's cells. The British journal of educational psychology. However, as this translocation is passed to the next generation, it can become unbalanced.
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