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Plants and Society, 3/e
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Plant Tissues
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Plants in Our Lives
Concept Quizzes
1
Plants are crucial to the existence of many organisms, including human beings.
Could life on Earth exist without plants? Explain.
2
The four major groups of macromolecules in living organisms are carbohydrates, proteins, lipids, and nucleic acids.
What are the primary roles of each of the molecules?
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