Researchers Hypothesized That a Particular Gene That Affects the Neurotransmitter

question 23

Multiple Choice

Researchers hypothesized that a particular gene that affects the neurotransmitter dopamine was involved in schizophrenia and then identified one group of subjects with schizophrenia and another without and examined whether the two groups had different alleles for the candidate gene.This is a(n)  ______.

• A) family study
• B) linkage study
• C) association study
• D) behavioral study

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Definitions:

Threshold

A minimum amount of supplies to be maintained; also known as par level.

Afferent Arteriole

A small artery that carries blood toward the capillaries of the glomerulus in the kidney, playing a key role in regulating blood pressure and filtration rate.

Dialysis Solution

A fluid used in the process of dialysis, which is aimed at removing waste products and excess substances from the blood when the kidneys are not able to function efficiently.

Dwell Time

In medical contexts, the period a catheter or other medical device remains inserted in the body; in general, it refers to the amount of time something remains in a particular condition or position.