What Is the Significance of STRs in DNA Profiling

question 19

Multiple Choice

What is the significance of STRs in DNA profiling?

• A) STRs vary among different tissues within an individual,so they can be used to determine which organ was the source of the DNA.
• B) STRs are inherited from only maternal DNA and can track parentage.
• C) STRs are inherited from only paternal DNA and can track parentage.
• D) STRs vary in length from person to person,which helps to identify specific individuals.
• E) STRs code for proteins,therefore they are highly variable among individuals and can help to identify specific individuals.

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Definitions:

Marginal Cost

The supplementary cost attached to the output of an additional product or service unit.

Diminishing Marginal Product

The principle stating that as one inputs more of a factor of production while holding other inputs constant, the added output produced from each additional unit of the variable input eventually decreases.

Fixed Costs

Fixed costs are business expenses that remain constant regardless of the level of production or sales, such as rent, salaries, or loan payments.

Marginal Cost

The added expense incurred by creating one more unit of a product or service.