Available options:
[A]. thyroid disorders.
[B]. immune system disorders.
[C]. emotional disorders.
[D]. genetic disorders.
Q: Answer the following question given this paragraph: Many genetic disorders are caused by mutations in one or a few genes. Other genetic disorders are caused by abnormal numbers of chromosomes. Q: What type of disorders are caused by mutations in genes or abnormal numbers of chromosomes? A:
A:
[D].