genetic disorders can be caused by a mutation in one gene ( monogenic disorder ), by mutations in multiple genes ( multifactorial inheritance disorder ), by a combination of genes mutation and environmental factors, or damaged by chromosomes ( changes in the number or structure of entire chromosomes, the structures that carry genes ).
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Answer:
genetic disorders can be caused by a mutation in one gene ( monogenic disorder ), by mutations in multiple genes ( multifactorial inheritance disorder ), by a combination of genes mutation and environmental factors, or damaged by chromosomes ( changes in the number or structure of entire chromosomes, the structures that carry genes ).