Exam (elaborations)
Test Bank for Principles of Anatomy and Physiology 13th Edition Tortora Chapter 2
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What region of an atom contains the protons and neutrons? a) cloud b) nucleus c) element d) ring e) shell Answer: b 5) The number of protons in an atom is represented by an element’s a) mass number. b) atomic number. c) atomic mass. d) valence number. e) None of these choices. Answer...
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