Which Nitrogen-Containing Base Is Found in DNA but Not in RNA

question 24

Multiple Choice

Which nitrogen-containing base is found in DNA but not in RNA?

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

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Definitions:

Sodium

A chemical element with the symbol Na and atomic number 11, sodium is a soft, silvery-white, highly reactive metal that is a key component of table salt (sodium chloride).

Phenylalanine

an essential amino acid important for the biosynthesis of other proteins and amino acids in the body.

Insulin

A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into tissues.

Insulin

a hormone produced by the pancreas that regulates the level of glucose in the blood, essential for maintaining healthy blood sugar levels.