Which of the following types of studies is least effective in ruling out environmental effects in the development of traits?
A) strain studies
B) family studies
C) twin studies
D) selection studies

Name: Which of the following types of studies is least effective in ruling out environmental effects in the development of traits? A) strain studies B) family studies C) twin studies D) selection studies
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Question

Quizplus · Accepted Answer

Family studies cannot rule out environmental effects as family members share both genes and environment.

Which of the Following Types of Studies Is Least Effective