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GENETIC MUTATION - Coggle Diagram
GENETIC MUTATION
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Chromosomal aberration
Numerical chromosomal aberration:
Presence of an abnormal number of copies of a single chromosome, which is usually caused by the failure of homologous chromosomes to separate during mitosis or meiosis, also known as nondisjunction
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Structural chromosomal aberration
alteration of a chromosome structure with an identical number of chromosomes caused either by faulty crossing over of chromosomal segments during meiosis or by faulty repair of double-strand breaks
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