Assertion: chromosome's cell | /r/HasAspect | extra chromosome
Facets:
value: occasionally
type: DEGREE
Source sentences:
text: If the chromosomes don’t split into equal halves, the new cells can have an extra chromosome (47 total) or have a missing chromosome (45 total).
text: A trisomic cell has one extra chromosome (2n +1)
text: If the syndrome is caused by a badly formed egg or sperm, every cell in the body has the extra chromosome.
text: Occasionally, not all cells have the extra chromosome, known as mosaic trisomy, and symptoms in these cases may be less severe.