Which of the Following Nitrogenous Bases Is Frequently Modified Enzymatically

question 56

Multiple Choice

Which of the following nitrogenous bases is frequently modified enzymatically to become a rare type of nitrogenous base in tRNA?

• A) adenine
• B) uracil
• C) thymine
• D) cytosine
• E) guanine

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Definitions:

Central Line-Associated Bloodstream Infections (CLABSI)

A serious infection that occurs when bacteria or viruses enter the bloodstream through a central line (a tube placed in a large vein to give medication or fluids).

Povidone-Iodine Solution

A topical antiseptic used to disinfect skin, wounds, and mucous membranes, effective against a wide range of pathogens.

Femoral Vein

A large vein located in the thigh that carries blood from the lower part of the body back to the heart.

Chlorhexidine Skin Antisepsis

The use of chlorhexidine, an antiseptic agent, to cleanse the skin to prevent infection.