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03
CHALLENGE MISSIONwater, carbon compounds, macromolecules, enzymes, and evidence
water, carbon compounds, macromolecules, enzymes, and evidence
Reaction rate peaks at pH 7 and falls sharply at pH 3 and 11. Which explanation is strongest?
MODELMolecule Interaction Model
CELL
PROVEChoose with evidence
CLUE
Pause. Find what matters. Then make your move.