객관식
Which of the following best describes the role of a ligase enzyme?
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6. Enzymes and Enzyme Kinetics
Enzymes
객관식
What is the general name for an enzyme that transfers phosphate groups from ATP to other molecules?
A
Isomerase
B
Ligase
C
Phosphatase
D
Kinase
검증된 단계별 안내1
Understand the role of enzymes in biochemical reactions: Enzymes are biological catalysts that speed up chemical reactions without being consumed in the process. Each enzyme has a specific function based on its structure and active site.
Learn the function of a kinase: A kinase is an enzyme that transfers phosphate groups from ATP (adenosine triphosphate) to other molecules, typically proteins, in a process called phosphorylation. This is a key regulatory mechanism in cellular signaling and metabolism.
Differentiate between the given enzyme types: Isomerase rearranges atoms within a molecule, Ligase joins two molecules together, and Phosphatase removes phosphate groups from molecules. Kinase specifically adds phosphate groups, which is distinct from the other enzyme types.
Relate the function of ATP: ATP is the primary energy currency of the cell, and its phosphate groups are often used in phosphorylation reactions. Kinases utilize ATP as a phosphate donor in these reactions.
Conclude the correct answer: Based on the definition and function of a kinase, the general name for an enzyme that transfers phosphate groups from ATP to other molecules is 'Kinase'.
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