If Photosynthesizing Green Algae Are Provided with CO₂ Synthesized with Heavy

question 67

Multiple Choice

If photosynthesizing green algae are provided with CO₂ synthesized with heavy oxygen (¹⁸O) , later analysis will show that all but one of the following compounds produced by the algae contain the ¹⁸O label. That one is

• A) 3-phosphoglycerate.
• B) glyceraldehyde 3-phosphate (G3P).
• C) glucose.
• D) ribulose bisphosphate (RuBP).
• E) O₂.

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