An Animal Researcher Inserts into the Body of a Mouse

question 85

Multiple Choice

An animal researcher inserts into the body of a mouse a genetic substance that is designed to prevent neurons from responding to dopamine.The researcher then observes the mouse to determine the impact of the absence of dopamine on the mouse's behaviour.This researcher has just utilized what is called the:

• A)gene knockout procedure.
• B)elimination procedure.
• C)recombinant procedure.
• D)polygenic procedure.

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Definitions:

Numerator

The top number in a fraction, representing the part of the whole or the dividend in division.

Chi-square Distribution

A statistical distribution that describes the distribution of the sum of the squares of a set of variables, often used in hypothesis testing.

Random Variable

A variable that can take on numerical values based on the outcomes of a random event.

Value

The importance, worth, or usefulness of something or a numerical quantity measured or assigned or computed.