Biology, 13.01.2020 23:31 charlesiarenee0
Chromosomal mutations can have a variety of effects on individuals. down syndrome is a disorder that causes problems such as mild to moderate mental retar and slow or stunted development. a common form of this disorder is the result of a genetic mutation that occurs when there is an extra chromosome 21.
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Chromosomal mutations can have a variety of effects on individuals. down syndrome is a disorder that...
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