Answer:
Is the variation in the ecosystems found in a region or the variation in ecosystems over the whole planet.
Explanation:
atom, molecule, cells, tissues, organ, organ system, organism
A combination of two or more metals is called and Alloy.
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The biometrics used to determine growth in a forest are the number, variety, size, shape, and age of trees. 4. How can forests remove timber and still remain sustainable? Forests can remove timber and still be sustainable because sustainability just means that only the growth is removed.