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Relative to the comet, the direction of the ion tail tells us
Multicellular Organism
Organism composed of interdependent cells that vary in their structure and function.
Pilus
A protein filament that projects from the surface of some prokaryotic cells.
Aerobic Respiration
A process in which organisms convert oxygen and glucose into energy, carbon dioxide, and water.
Mitochondrion
A membrane-bound organelle in cells that produces energy through oxidative phosphorylation, often referred to as the cell's powerhouse.
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