Refer to the Figure, Which Shows the Process of in Vitro

question 138

Multiple Choice

Refer to the figure, which shows the process of in vitro evolution of a new RNA molecule. In which numbered step is reverse transcriptase used?

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

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Definitions:

Sublingual

Pertaining to or applied under the tongue, a method often used for the administration of certain medications for rapid absorption.

Chest Pain

A common symptom that can result from a variety of causes ranging from non-serious to life-threatening conditions.

Ophthalmic Eye Drops

Medication in drop form, administered to the eye to treat a variety of conditions.

Conjunctival Sac

The space between the eyelids and the surface of the eye itself, where contact lenses rest and where eye drops are administered.