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en.wikipedia.org/wiki/Aneuploidy

Aneuploidy is the presence of an abnormal number of chromosomes in a cell, for example a human cell having 45 or 47 chromosomes instead of the usual 46. It does not include a difference of one or more complete sets of chromosomes, ... An extra or missing chromosome is a common cause of genetic disorders, including ...

www.answers.com/Q/What_the_presence_of_complete_extra_sets_of_chromosomes

What is the complete set of chromosomes of an organism arranged and displayed in pairs and ... What is a presence of a complete extra set of chromosomes?

www.quora.com/What-does-the-presence-of-a-complete-extra-sets-of-chromosomes-in-humans-cause

It all depends on which chromosome. Some examples: Chromosome 21: This causes Down syndrome, a pretty severe disease; Chromosome X: The females having ...

en.wikibooks.org/wiki/Structural_Biochemistry/Chromosomes

A condition with complete set of haploid chromosome is called euploidy. ... genetic disorder in males caused by the presence of one or more X chromosome. ... the addition of one or more extra sets of chromosomes of the same species; ...

rarediseases.org/rare-diseases/triploidy

The extra set of chromosomes originates either from the father or the mother during ... Triploidy is the presence of a complete additional set of chromosomes.

ghr.nlm.nih.gov/chromosome/21

5 days ago ... Humans normally have 46 chromosomes in each cell, divided into 23 pairs. Two copies of chromosome 21, one copy inherited from each ...

science.jrank.org/pages/1470/Chromosomal-Abnormalities.html

Zygotes that receive a full extra set of chromosomes, a condition called ... number of chromosomes, and polyploidy, more than two complete sets of ... Uniparental disomy is the presence in a diploid cell line of both chromosomes of a given pair  ...

www.healthline.com/health/triploidy

Oct 14, 2016 ... Triploidy is a rare chromosomal abnormality. Fetuses with Triploidy, or Triploid Syndrome, have an extra set of chromosomes in their cells.

www.nature.com/modpathol/journal/v17/n9/full/3800175a.html

The vast majority of complete hydatidiform moles are diploid and ... partial hydatidiform moles are triploid, with an extra set of chromosomes of paternal origin. .... were consistent with the presence of a maternally derived chromosome 11 in ...