Examen
INTRO TO BIOLOGY UNIT 2- WGU (C190) |73 QUESTIONS AND ANSWERS.
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protons Positively charged particles; located in the nucleus. relative mass of 1.0 Neutrons the particles of the nucleus that have no charge, located in the nucleus. relative mass of 1.0 Electrons Negatively charged particles that orbit outside of the nucleus in shells; shells fill...
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