The short, acrocentric human chromosomes, called group G in the human chromosome classification. This group consists of chromosome pairs 21 and 22 and the Y chromosome.
Chromosomes G,Group G Chromosomes,Chromosomes, Human, 21 22,Chromosomes, Human, 21-22,Chromosome, Group G,Chromosomes, Group G,Group G Chromosome
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Humans
Members of the species Homo sapiens.
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
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Trisomy
The possession of a third chromosome of any one type in an otherwise diploid cell.