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Which of the following is not a phase of the Calvin-Benson Cycle?
Tree Leaves
Broad, flat structures on trees that are primarily responsible for photosynthesis, the process of converting light energy into chemical energy.
Acid Rain
Precipitation containing high levels of sulfuric and nitric acids resulting from the emission of sulfur dioxide and nitrogen oxide into the atmosphere, harming ecosystems and structures.
U.S. President
The U.S. President is the head of state and government of the United States, serving as the chief executive of the federal government and commander-in-chief of the armed forces.
Canadian Prime Minister
The head of government in Canada, responsible for leading the country's executive branch and setting governmental policies in collaboration with their chosen cabinet.
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