DNA Polymerase Requires a 3' OH Group Provided by a Primer

question 7

Multiple Choice

DNA polymerase requires a 3' OH group provided by a primer before it can begin DNA synthesis.How is it that the primer can be synthesized on the DNA without a 3' OH group?

• A)The primer is RNA-synthesized by RNA polymerase,which does not require a 3' OH group.
• B)These primers require an even shorter primer sequence.
• C)The primer uses an artificial 3' OH group provided by a unique enzyme.
• D) Primers use a 5' OH group.

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Definitions:

High Coupon Bond

A bond that offers a relatively high interest rate (or coupon rate) compared to the current prevailing rates of other similar bonds.

Interest Rate Sensitivity

A measure of how much the price of an investment, particularly bonds, changes in response to changes in interest rates.

Low Coupon Bond

A bond that pays interest at a lower rate than the market rate, typically resulting in its selling at a discount to face value.

Interest Rates

The rate at which a borrower pays interest to a lender for borrowing money.