MCQOPTIONS
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| 1. |
In the carbon cycle, from which hot stars obtain their energy, the \[_{6}{{C}^{14}}\] nucleus is |
| A. | Completely converted into energy |
| B. | Regenerated at the end of the cycle |
| C. | Combined with oxygen to form carbon monoxide |
| D. | Broken up into its constituents protons and neutrons |
| Answer» C. Combined with oxygen to form carbon monoxide | |