Which of the Following Is Essential in PCR

question 57

Multiple Choice

Which of the following is essential in PCR?

• A) antisense RNAs
• B) DNA primers
• C) DNA polymerase
• D) both DNA primers and DNA polymerase
• E) reverse transcriptase

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Definitions:

Negative Pleural Pressure

The subatmospheric pressure in the pleural cavity that helps keep the lungs inflated.

Surfactant

A substance that tends to reduce the surface tension of a liquid in which it is dissolved, significant in the lungs for preventing alveolar collapse.

Intra-Alveolar Pressure

The pressure within the alveoli of the lungs, critical in the mechanics of breathing and the exchange of gases.

Alveolar Pressure

The pressure within the alveoli, the tiny air sacs in the lungs, which is crucial for the process of breathing and gas exchange.