Izzy has been diagnosed with unipolar depression. Family pedigree studies suggest that her identical twin sister, Cerole, would have about a percent chance of also developing unipolar depression.

Izzy has been diagnosed with unipolar depression. Family pedigree studies suggest that her identical twin sister, Cerole, would have about a 46 percent chance of also developing unipolar depression.

Explanation:

Twin studies with unipolar depression demonstrate a strong genetic component :

Adoption studies also have implicated a genetic factor in cases of severe unipolar depression.

Using technique from te field of molecular biology, researchers have found evidence that unipolar depression maybe tied to specific genes.

i think life is life. many could argue that life is ‘nice’ or ‘fun’ but in the end, it is immaterial and will end. nihilism is my philosophy. nothing matters in the end so why make an effort?