Understanding Genetics in Behavior

Easy Unit 2: Biological Bases Genetics And Behavior

In behavioral genetics, the debate about nature versus nurture often emphasizes the role of heredity in determining psychological traits. Geneticists use various methods to study the influence of genes on behavior, such as twin studies and family studies. A key concept in this field is the use of biological relatives to evaluate behavioral similarities. Which of the following statements best summarizes the genetic contribution to behavior?

Genetics have no impact on behavior, which is solely shaped by environmental factors.

All behaviors are completely inherited, with no environmental influences.

Behavior is determined by both genetic predispositions and environmental factors.

Genetic influence can be ignored when analyzing behavior since it is inconsistent.

Only identical twins can help to understand the genetic basis of behavior.

Hint

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