When Two Sources of DNA Are Compared by STR Analysis

question 21

Multiple Choice

When two sources of DNA are compared by STR analysis in a crime scene, how many differences between alleles will determine that the two sources are different?

• A) 1
• B) 2
• C) 4
• D) 6

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Definitions:

Harm Minimization

Strategies and policies aimed at reducing the negative health, social, and economic consequences associated with various human behaviors and conditions, without necessarily eliminating the behaviors themselves.

Research Subjects

Individuals or groups who participate in scientific or academic studies, contributing data or insights to facilitate understanding of various topics.

Confidentiality

Occurs when the researcher can make a connection between respondents and evidence but agrees not to do so.

Anonymity

Occurs when the researcher cannot make a connection between respondents and evidence.