Simple Introduction to Metabolism
What is Metabolism?
Metabolism is all the chemical reactions that happen in the body to keep a living
thing alive.
Two Types of Metabolism
1. Catabolism – breaks down food to release energy.
2. Anabolism – builds body tissues and molecules.
ATP
ATP is the main source of energy used by cells.
Enzymes
Enzymes are substances that speed up reactions in the body.
Importance of Metabolism
• Produces energy
• Helps growth and repair
• Keeps the body functioning properly
What is Metabolism?
Metabolism is all the chemical reactions that happen in the body to keep a living
thing alive.
Two Types of Metabolism
1. Catabolism – breaks down food to release energy.
2. Anabolism – builds body tissues and molecules.
ATP
ATP is the main source of energy used by cells.
Enzymes
Enzymes are substances that speed up reactions in the body.
Importance of Metabolism
• Produces energy
• Helps growth and repair
• Keeps the body functioning properly
