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Protein Modification Quiz

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Questions and Answers

What is the function of collagen in protein modification?

Cleavage of proteins

Hydroxylation for strength (correct)

Phosphorylation of proteins

Glycosylation of proteins

Which type of protein modification is involved in the activation of histone proteins?

Phosphorylation

Acetylation (correct)

Cleavage

Hydroxylation

What percentage of all proteins are phosphorylated?

10-20%

<10%

>50%

30% (correct)

Which type of protein modification involves the addition of lipids to proteins?

Lipidation Signup and view all the answers

What is the most common type of protein modification?

Glycosylation Signup and view all the answers

Which type of protein is acetylated?

Histone proteins Signup and view all the answers

What is the function of phosphorylation in protein modification?

Activation of proteins Signup and view all the answers

Which type of protein modification involves digestive enzymes and preprohormones?

Cleavage Signup and view all the answers

What is the function of glycosylation in protein modification?

Regulation of cell signaling Signup and view all the answers

Which type of protein modification is involved in the anchoring of lipids to proteins?