Differentiate between Respiration and combustion.

CharactersRespirationCombustion
1. Nature of processBiochemical and stepped.Physico- chemical and spontaneous.
2. Site of occurrence Inside the cells. Not cellular.
3. Control Biologically controlled Uncontrolled.
4. Energy release Energy released in steps. Energy released simultaneously.
5. Temperature Remains within limits. Rises very high.
6. Light No light is produced. Light may be produced.
7. Enzymes Controlled by enzymes. Not controlled by enzymes.
8. Intermediates Several intermediates are produced. No intermediate is produced.
9. ATP formationMost of the energy is trapped in ATP molecules.No ATP is formed during combustion.
 
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