what is down syndrome?


what is down syndrome?

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Ahmed Ragab 1 year 2021-06-22T17:33:08+00:00 1 Answer 11 views -21

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    Down syndrome is a condition in which a person has an extra chromosome. Chromosomes are small “packages” of genes in the body. They determine how a baby’s body forms and functions as it grows during pregnancy and after birth. Typically, a baby is born with 46 chromosomes.

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