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Chapter 9?Energy in a Cell Section 1?The Need for Energy Chemical bonds store energy that can be released when the bond is broken. Some bonds have more energy than others. Cell Energy Plants and other producers are able to trap light energy from the sun. Consumers obtain their energy from producers and other consumers. Cells need energy for active transport, cell division, movement and protein production, transport and storage. Your muscles and organs need energy to work. Energy is stored, at the cellular level, in the bonds of a molecule in your cells that any organelle can use. Adenosine triphosphate (ATP): composed of an adenosine molecule with three phosphate groups attached
