What Is the Nitrogenous Base That Is Found in RNA

question 50

Multiple Choice

What is the nitrogenous base that is found in RNA but not in DNA?

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

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Definitions:

Ammonia Molecule

A compound composed of one nitrogen atom and three hydrogen atoms (NH3), notable for its sharp odor.

Valence Shell Electron Pair Repulsion

This theory predicts the geometry of individual molecules from the number of electron pairs surrounding their central atoms.

Hydrogen Sulfide Molecule

A chemical compound with the formula H2S, characterized by a foul odor of rotten eggs; it is a poisonous, corrosive, and flammable gas.

Electronegativity Difference

The measure of the tendency of an atom to attract a bonding pair of electrons towards itself, used to predict the nature of chemical bonds.