객관식
Which of the following is a function of proteins?
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4. Biomolecules
Proteins
객관식
What is the primary function of a protein kinase?
A
To phosphorylate other proteins
B
To degrade proteins into amino acids
C
To transport proteins across cell membranes
D
To synthesize proteins from amino acids
검증된 단계별 안내1
Understand the role of protein kinases in cellular processes. Protein kinases are enzymes that modify other proteins by chemically adding phosphate groups to them.
Recognize the process of phosphorylation. Phosphorylation is a crucial mechanism for regulating protein function and activity, often altering the protein's shape and function.
Identify the primary function of protein kinases. Their main role is to phosphorylate other proteins, which can activate or deactivate the protein's function.
Differentiate between the functions listed in the options. Protein degradation, transport, and synthesis are processes involving other types of proteins or enzymes, not protein kinases.
Conclude that the primary function of a protein kinase is to phosphorylate other proteins, which is essential for many signaling pathways and cellular functions.
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