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What are mitochondria?

Retry Correct Incorrect Although a popular education meme holds that mitochondria being the powerhouses of cells is all people remember from their school days, it’s nonetheless important to every process in our lives. After all, cells are the building blocks of all life on this planet and the chemical energy mitochondria provide keeps them running.

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Jonathan Wood/Getty Images

Jonathan Wood/Getty Images

What are mitochondria?

• Tiny insects found in dogs’ fur
• New organs discovered in cloned sheep
• Plant components that release pollen into the air
• Organelles that serve as the powerhouses of cells