Final answer:
Metabolism is the process that includes all the chemical reactions and changes that build new substances for growth and maintenance. It is the sum of all chemical reactions in an organism.
Step-by-step explanation:
The process that includes all the chemical reactions and changes that build new substances for growth and maintenance is metabolism. Metabolism is the sum of all chemical reactions in an organism. It involves processes such as organization, metabolism, responsiveness, movement, growth, differentiation, reproduction, and renewal. These chemical reactions occur continuously to build, maintain, and sustain life.