wk1: nucleus
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These flashcards cover essential vocabulary related to the chemical level of organization in the human body, including foundational concepts in atoms, molecules, and homeostasis.
Last updated 1:33 AM on 3/18/26
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6 Terms
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Plasma membrane =
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Proton (p+)
A subatomic particle with a positive electrical charge.
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Neutron (n or n0)
A subatomic particle that is electrically neutral.
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Electron (e-)
A subatomic particle with a negative electrical charge essential for chemical reactions.
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Ions
Atoms that have gained or lost electrons and carry a charge.
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Metabolism
The sum of all chemical reactions that occur within a living organism.
