Diagram of mitochondria showing inner folds and glowing ATP energy production on a clean background.

Mitochondria

Mitochondria are essential cell organelles that produce energy in the form of ATP. This diagram clearly shows their structure, inner folds, and role in powering cellular activities efficiently.

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The Krebs cycle showing a mitochondrion at the center with labeled intermediates, arrows indicating cyclic flow, and icons for NADH, FADH₂, ATP production, and CO₂ release.

Krebs Cycle

A clear, modern illustration of the Krebs cycle showing how cells generate energy through key steps, intermediates, and molecules like NADH, FADH₂, and ATP inside the mitochondrion.

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The diagram of glycolysis showing glucose breaking down into pyruvate with ATP and NADH production in a step-by-step pathway.

Glycolysis

Glycolysis is a simple process where glucose breaks down into pyruvate, producing energy in the form of ATP and NADH through a step-by-step pathway inside the cell.

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