Question 1: A.)
Question 2: i would say A.)
Question 3: C.)
Question 4: B.)
Question 5: A.)
Question 6: B.)
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Energy is interrelated on Earth; people need to manage Earth's natural resources to meet current and future needs that effect the entire planet.
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Answer:
The cell is the structural and functional unit of all living organisms, and is sometimes called the "building block of life".
Explanation:
