Dora Has Recently Started Working on a Research Study That

question 17

Multiple Choice

Dora has recently started working on a research study that hypothesizes that people who have a defect in a specific gene may have a predisposition to depression.As a second hypothesis in the study,the researcher is studying the impact of a significant lack of social support in triggering the onset of depression in such people.If Dora's research successfully validates both hypotheses,which of the following conclusion may be drawn?

• A)A defect in the gene Dora is studying is directly linked to depression.
• B)A lack of social support always leads to clinically significant levels of depression.
• C)The defective gene and lack of social support produce a heightened risk of depression.
• D)The defective is recessive and depression is a result of polygenic inheritance.

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