Marilynn and Maggie are identical twins. At the age of thirty, Maggie is diagnosed with clinical depression. According to research, genetic factors have been linked to depression. In the case of identical twins, the likelihood of Marilynn also developing depression is about

Question

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Identical twins share the same genes, and studies have shown that if one twin has depression, the likelihood of the other twin also developing depression is about 60-70%. This high percentage reflects the significant role of genetic factors in the risk of developing depression.

Marilynn and Maggie Are Identical Twins