polysomic inheritance

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polysomic — 1. adjective a) Having one or more duplicated chromosomes beyond the normal diploid complement b) In auto polyploids, inheritance that involves pairing of homeologous chromosomes, rather than strictly homologous pairs. 2. noun such an organism or … Wiktionary
Polyploidy — occurs in cells and organisms when there are more than two homologous sets of chromosomes.Most organisms are normally diploid; polyploidy may occur due to abnormal cell division. It is most commonly found in plants. Haploidy may also occur as a… … Wikipedia
Polyploid — This image shows haploid (single), diploid (double), triploid (triple), and tetraploid (quadruple) sets of chromosomes. Triploid and tetraploid chromosomes are examples of polyploidy. Polyploid is a term used to describe cells and organisms… … Wikipedia

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