Most RNA Viruses Utilize

question 47

Multiple Choice

Most RNA viruses utilize

• A)an RNA-dependent RNA polymerase.
• B)a DNA-dependent RNA polymerase.
• C)an RNA-dependent DNA polymerase.
• D)a DNA-dependent DNA polymerase.
• E)reverse transcriptase.

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Definitions:

Propulsive Movements

Bodily movements that drive or push something forward, typically referring to the contractions in the digestive tract moving food along.

Peristalsis

Rhythmic waves of muscular contraction and relaxation in the walls of hollow tubular organs, such as the ureter or parts of the digestive tract, that serve to move the contents through the tube.

Digestive Tract

The series of hollow organs joined in a long, twisting tube from the mouth to the anus, through which food is digested and nutrients absorbed.

Chief Cells

Cells located in the stomach that secrete pepsinogen, an enzyme precursor that plays a key role in digestion.