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mistre mistre
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7 years ago
Which essential plant nutrient regulates the opening and closing of pores in the leaves?
A) Potassium
B) Calcium
C) Copper
D) Phosphorus
E) Iron
Textbook 
Human Diseases

Human Diseases


Edition: 8th
Authors:
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CellarCellar
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7 years ago
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mistre Author
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7 years ago
Thanks, marking solved!
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