When DNA Fingerprinting Is Performed, Why Might an Individual Possess

question 16

Multiple Choice

When DNA fingerprinting is performed, why might an individual possess two different numbers of repeats for the same chromosomal region?

• A) Intergenic DNA may vary from one cell to another in the same individual.
• B) The individual has different numbers of the same repeated sequence on each homologous chromosome.
• C) The sample is contaminated with the DNA of another individual.
• D) Each sister chromatid of a chromosome may contain different numbers of repeats.
• E) It is not possible for this to occur.

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Definitions:

Accounting Rate of Return

A financial ratio used to estimate the profitability of an investment, calculated as average annual profit divided by initial investment cost.

Accrual Accounting

An accounting method where revenues and expenses are recorded when they are earned or incurred, regardless of when cash transactions occur.

Hurdle Rate

The minimum rate of return on a project or investment required by a manager or investor.

Weighted Average Cost

A method of calculating the total cost of goods available for sale, considering the weighted average of all goods.