McGraw-Hill Online Learning Center Test<BLURT>

McGraw-Hill Online Learning Center Test


1. Review the animation and answer the following questions.

The simplest function of the polymerase chain reaction is to

A. amplify a certain segment of DNA.
B. cleave DNA at specific sites.
C. repair damaged DNA.
D. stitch DNA segments together.


2. Which of the following is NOT needed for PCR? A. primers
B. DNA of interest
C. DNA ligase
D. DNA polymerase


3. A heat-resistant form of DNA polymerase is essential to PCR because A. the entire PCR process is carried out at high temperature.
B. there are repeated cycles of heating and cooling.
C. the entire PCR process is carried out at low temperature.
D. only the heat-resistant form will add nucleotides.
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