Question

which word describes all the chemical processes your body uses to live and grow? respiration circulation metabolism

Explanation:

To solve this, we analyze each option:

• Respiration: Involves gas exchange (O₂ and CO₂), not all chemical processes for living/growing.
• Circulation: Focuses on blood movement, not chemical processes.
• Metabolism: Defined as all chemical reactions in the body for life, growth, etc. This matches the question's description.

Answer:

metabolism