Terminology
- Homozygote
- AA or aa
- Heterozygote
- Aa
nindicates the number of genome copies.
- Cohesins
- Keep sister chromatids together.
- Ploidy
- The number of complete sets of chromosomes in a cell.
- Aneuploidy
- An abnormal number of sets of chromosomes.
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- Due to mitotic nondisjunction (spindle fiber/anaphase error).
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- Trisomy, Monosomy, Nullisomy, Tetrasomy.