In the Cycling of Energy and Carbon Through Living Things

question 40

Multiple Choice

In the cycling of energy and carbon through living things, plants and some other organisms use CO₂ to make carbon-containing molecules, while other organisms break down those molecules and release CO₂. During this process, CO₂ is produced during ________ and used during ________.

• A) cellular respiration; photosynthesis
• B) cellular respiration; photosynthesis and cellular respiration
• C) photosynthesis; cellular respiration
• D) photosynthesis; photosynthesis
• E) cellular respiration; cellular respiration

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