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Suppose that James works for several hours trying to put a puzzle together. However, the puzzle is too hard, and finally James tips the table over, sending pieces all over the floor. James's response is best considered to reflect the concept of:
Fossil Record
A collection of fossils that documents the history of life on Earth through various geological periods.
Prokaryotes
Single-celled organisms without a nucleus, including bacteria and archaea, characterized by the absence of membrane-bound organelles.
Element
A substance consisting of atoms with the same number of protons in their nuclei, representing the simplest form of chemical substances.
Isotopes
Variants of a particular chemical element that have the same number of protons but different numbers of neutrons in their nuclei.
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