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Multiple Choice
How many phosphate groups are present in an ATP molecule?
A
Two
B
Four
C
Three
D
One
Verified step by step guidance
1
Understand the structure of ATP (Adenosine Triphosphate). ATP consists of an adenosine molecule bonded to three phosphate groups.
Recognize the naming convention: 'Tri' in triphosphate indicates the presence of three phosphate groups.
Visualize the molecular structure: ATP is composed of an adenine base, a ribose sugar, and three phosphate groups linked in a chain.
Consider the role of ATP in cellular processes: The three phosphate groups are crucial for energy transfer, as ATP releases energy when the terminal phosphate bond is broken.
Review the chemical formula for ATP: The formula is C10H16N5O13P3, which includes three phosphorus atoms, each representing a phosphate group.