Multiple Choice
What is the primary function of a kinase in cellular processes?
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8. Respiration
Types of Phosphorylation
Multiple Choice
In the context of cellular processes, what is the primary function of kinases?
A
Kinases break down proteins into amino acids.
B
Kinases transport molecules across cell membranes.
C
Kinases add phosphate groups to molecules.
D
Kinases remove phosphate groups from molecules.
Verified step by step guidance1
Understand the role of kinases in cellular processes: Kinases are enzymes that play a crucial role in the regulation of various cellular activities.
Recognize the specific action of kinases: Kinases are responsible for the addition of phosphate groups to specific substrates, a process known as phosphorylation.
Identify the impact of phosphorylation: The addition of phosphate groups by kinases can activate or deactivate proteins and enzymes, thereby regulating their function and activity within the cell.
Differentiate kinases from other enzymes: Unlike phosphatases, which remove phosphate groups, kinases specifically add phosphate groups to molecules.
Apply this knowledge to the given options: The primary function of kinases is to add phosphate groups to molecules, which is essential for regulating cellular processes such as signal transduction and metabolism.
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