A researcher has identified seventy individuals with a relatively rare psychological disorder. These individuals are asked to identify blood relatives, who are contacted by the researcher to see if they have the same disorder. What kind of research study is being performed?
A) an epidemiological survey
B) a genetic linkage study
C) a historical study
D) a correlational case study

Question

Quizplus · Accepted Answer

This is a genetic linkage study because it involves identifying individuals with a specific disorder and then tracing and examining their blood relatives to see if they share the same disorder, aiming to find genetic links or patterns.

A Researcher Has Identified Seventy Individuals with a Relatively Rare