When Calvin injected 14C labeled CO2 into cultures of green algae, what result was obtained because the molecule accepting the CO2 was unstable?
A. Radioactivity first appeared in 3-phosphoglycerate.
B. Radioactivity first appeared in glucose.
C. Radioactivity appeared last in ribulose bisphosphate.
D. Radioactivity appeared last in glucose.
E. Radioactivity appeared last in 3-phosphoglycerate.
F. Radioactivity first appeared in ribulose bisphosphate.
Answer: A
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