Which of the Following Statements About Behavior is True

Question

Which of the following statements about behavior is true?
A) Individuals with two copies of the long version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives.
B) The 5-HTT gene codes for a protein important in DNA repair.
C) Stressful life events do not affect whether a person becomes depressed or not.
D) All people handle stressful events equally well.
E) Individuals with two copies of the short version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives.

Accepted Answer

The statement that individuals with two copies of the short version of the 5-HTT allele are more likely to become depressed after experiencing stressful events in their lives is true. This is supported by research on the role of the 5-HTT gene in regulating serotonin levels, which are important for mood regulation. The other statements are false or unsupported by evidence.