Which Statement About Recombinant DNA Is True

question 13

Multiple Choice

Which statement about recombinant DNA is true?

• A) All restriction endonucleases generate blunt-end fragments.
• B) Hydrogen bonds between base pairs are very strong.
• C) Blunt ends are exposed bases that can hybridize with complementary sequence fragments.
• D) Sticky ends prevent DNA ligase activity.
• E) Restriction endonucleases cut both strands of DNA simultaneously.

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Definitions:

Standard Error

A statistical measure of the variability or precision of a sample mean, as an estimate of the population mean.

Population Average

The mean value of a set of characteristics or measurements for the entire population.

Population Standard Deviation

A measure of the dispersion or spread of a set of data points in a population, showing how much variation exists from the average.

Square Root

A mathematical function that produces the original number when multiplied by itself.