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What is the energy currency needed for cellular activities?
A
GTP
B
NADH
C
FADH2
D
ATP
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1
Understand that cells require energy to perform various functions, such as muscle contraction, nerve impulse propagation, and chemical synthesis.
Recognize that the energy currency of the cell is a molecule that can store and release energy as needed.
Identify ATP (adenosine triphosphate) as the primary energy currency of the cell. ATP stores energy in the bonds between its phosphate groups.
When a cell needs energy, it breaks the bond between the second and third phosphate groups in ATP, releasing energy and converting ATP to ADP (adenosine diphosphate).
This process of converting ATP to ADP and releasing energy is crucial for powering cellular activities, making ATP the key energy currency in biological systems.