Podcast
Questions and Answers
What is the purpose of including nontwin siblings in twin studies?
What is the purpose of including nontwin siblings in twin studies?
- To examine the impact of adoption on cognitive ability
- To test whether fraternal twins are more similar than nontwin siblings (correct)
- To compare the influence of genetics and environment on twins
- To test whether twins differ statistically from singletons
Which combination design brings the adoption design together with the family and twin designs?
Which combination design brings the adoption design together with the family and twin designs?
- Family-twin design
- Twin-adoption design (correct)
- Twin-family design
- Adoption-twin design
What makes the adoption design comparing genetic and environmental relatives more powerful?
What makes the adoption design comparing genetic and environmental relatives more powerful?
- Conducting the study over a longer period of time
- Including nontwin siblings in the study
- Focusing on twins reared apart
- Incorporating the family design (correct)
Which study has been following children from infancy to adulthood and is the longest ongoing adoption study?
Which study has been following children from infancy to adulthood and is the longest ongoing adoption study?
What does the adoption-twin combination involve?
What does the adoption-twin combination involve?
What is the families-of-twins method used for?
What is the families-of-twins method used for?
What does the children-of-twins design allow researchers to examine?
What does the children-of-twins design allow researchers to examine?
What is the main finding from studies of identical twins reared apart?
What is the main finding from studies of identical twins reared apart?
What does the stepfamilies design assess?
What does the stepfamilies design assess?
What does the combination of twins and their children allow researchers to examine?
What does the combination of twins and their children allow researchers to examine?
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