Genes establish a potential of expression and environment determines where a person's phenotype will fall. What is this boundary of genetic influence?
a. environmental influence
b. gene boundaries
c. the inheritability estimate
d. the reaction range
Answer: D
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Suicide is ______ among younger children and younger adolescents
a. virtually nonexistent c. fairly common b. rare d. an epidemic
In an ANOVA, the alternative Hypothesis states:
a. At least one of the means came from a different distribution b. The difference is due to simple error variance c. The sample size is too small
An intervention study designed to improve family communication and cohesion between parents and their sons revealed that the sons' DNA was important to the outcome. Which of the following was a finding from the study?
A) The intervention had an impact on boys with a long allele of the 5-HTTLPR gene. B) The intervention had an impact on boys with a short allele of the 5-HTTLPR gene. C) The control experience had an impact on boys with a long allele of the 5-HTTLPR gene. D) The control experience had an impact on boys with a short allele of the 5-HTTLPR gene.
The ________ is the region of the brain that plays an important part in attention, appropriate social behavior, impulse control, and working memory.
A. adrenal cortex B. cell cortex C. prefrontal cortex D. renal cortex