Gina and Tina are identical twins.Gina has had a series of traumas and has been diagnosed with schizophrenia.Tina is demonstrating no symptoms of schizophrenia.Because schizophrenia tends to run in families,the difference between the twins can be explained through

Question

Quizplus · Accepted Answer

Epigenetics refers to the study of how environmental factors can influence gene expression without making changes to DNA sequences. This can potentially explain why Gina has developed schizophrenia while Tina has not, despite their identical genetics. It is possible that Gina was exposed to different environmental factors that triggered the development of schizophrenia, while Tina was not. The other options do not directly address the genetic differences between the twins.

Gina and Tina Are Identical Twins