How Do C₄ Plants Minimize Photorespiration

question 17

Multiple Choice

How do C₄ plants minimize photorespiration?

• A) The light reactions and carbon reactions occur in different cells, so carbon dioxide does not come into contact with rubisco.
• B) Stomata are only opened at night, storing oxygen in malate. During the day the oxygen is released for photosynthesis.
• C) Stomata are only opened at night, storing carbon dioxide in malate. During the day the carbon dioxide is released for photosynthesis.
• D) The light reactions and carbon reactions occur in different cells, so oxygen does not come into contact with rubisco.

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