The Difference in the Genetic Relationship Between Two Fraternal Twins

question 112

Multiple Choice

The difference in the genetic relationship between two fraternal twins versus two identical twins is critical to behavioral genetics-based research because

• A) identical twins have more canalized traits.
• B) fraternal twins have significantly different environmental experiences.
• C) identical twins are more genetically similar than fraternal twins.
• D) fraternal twins have a much smaller range of reactions.