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  • Movement is an action by an organism or part of an organism causing a change of position or place

  • Respiration refers to the chemical reactions in cells that break down nutrient molecules and release energy for metabolism

  • Sensitivity is the ability to detect and respond to changes in the internal or external environment

  • Growth is a permanent increase in size and dry mass

  • Excretion is the removal of the waste products of metabolism and substances in excess of requirement

  • Nutrition is the taking in of materials for energy, growth and development

  • Reproduction is the process that makes more of the same kind of organism

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