Answer:
Superposition
Explanation:
Sedimentary rocks are deposited one on top of another. The youngest layers are found at the top of the sequence, and the oldest layers are found at the bottom.
This would be enzymes made of proteins.
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Answer:
Species that are broadly distributed are less likely to go extinct than those that occupy a small area or whose habitat is disjointed.
Both use oxygen, both produce energy, both give out carbon dioxide as the result and the overall chemical reactions are the same.
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