annabelle2516
11.01.2021 •
Biology
What happens when a cell has the wrong number of chromosomes?
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Ответ:
A gain or loss of chromosomes from the normal 46 is called aneuploidy. A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. ... People with Down syndrome typically have three copies of chromosome 21 in each cell, for a total of 47 chromosomes per cell.
Ответ:
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