A Reference Segment of DNA Has the Following Sequence: GCTCACCATGG

question 23

Multiple Choice

A reference segment of DNA has the following sequence: GCTCACCATGG. The fourth nucleotide is changed to an A in a particular genetic disease. How would this mutation be denoted?

• A) 4C>A
• B) 8A>C
• C) 4delC
• D) C4A

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Definitions:

Replication

The process of repeating a study or experiment to verify its findings or to ensure the reliability of the results.

Experimenter Bias

A form of bias introduced by the experimenter whose expectations about the outcome of the experiment can potentially influence the results.

Social Desirability Bias

The propensity of survey participants to give answers they feel will be received well by others.

Sampling Bias

A statistical bias that occurs when the sample chosen for a study is not representative of the population from which it was drawn.