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Test: AP Biology
1. | Which of the following techniques could be used to determine if a species of plant requires potassium? |
Measure how fast radioactive potassium enters the plant
Analyze root contents for potassium
Use autoradiography to find potassium in leaf tissues
Measure the amount of potassium in a sample of plants
Grow a sample of plants in a potassium-rich environment and another sample in a potassium-deprived environment
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