Post-Translational Modifications Include All of the Following EXCEPT

question 20

Multiple Choice

Post-translational modifications include all of the following EXCEPT

• A)removal of introns.
• B)formation of hydrogen bonds among carbonyl and amino groups of the polypeptide backbone.
• C)formation of covalent bonds between cysteine residues of the amino acid site chains.
• D)addition of carbohydrates to form a glycoprotein.

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Definitions:

Carbohydrate

Organic compounds consisting of carbon, hydrogen, and oxygen, serving as a major energy source in the diet of animals and humans.

Polymer

Long molecules made up of repeating units called monomers, found in numerous natural and synthetic materials.

Sugar Monomers

Sugar monomers, such as glucose and fructose, are the simplest form of carbohydrates that cannot be hydrolyzed to simpler sugars; they serve as building blocks for complex carbohydrates.

Monosaccharides

Simple sugars that are the most basic form of carbohydrates, consisting of a single sugar molecule and serving as energy sources and building blocks for more complex carbohydrates.