Assertion: meiosis's chromosome | /r/HasProperty | figure \(\pageindex{4}\
Facets:
Source sentences:
text: Down syndrome extra copy (complete or partial) of chromosome 21 (Figure \(\PageIndex{4}\)) developmental delays, distinctive facial appearance, and other abnormalities (Figure \(\PageIndex{4}\))
text: Down Syndrome One of the most common chromosome abnormalities is Down syndrome, due to nondisjunction of chromosome 21 resulting in an extra complete chromosome 21, or part of chromosome 21 (Figure \(\PageIndex{4}\)).