The total cost of a business is comprised of fixed costs and variable costs. Fixed costs and variable costs affect the marginal cost of production only if variable costs exist. The marginal cost of production is calculated by dividing the change in the total cost by a one-unit change in the production output level.
Medical Definition of MUSCULAR DYSTROPHY. : any of a group of hereditary diseases characterized by progressive wasting of musclesâcalled also progressive muscular dystrophy; see becker muscular dystrophy, duchenne muscular dystrophy.ull Definition of MUSCULAR DYSTROPHY. : any of a group of hereditary diseases characterized by progressive wasting of muscles â compare Becker muscular dystrophy, Duchenne muscular dystrophy. See muscular dystrophy defined for English-language learners.
What are the different types of muscular dystrophy? Muscular dystrophy is a group of inherited diseases that are characterized by weakness and wasting away of muscle tissue, with or without the breakdown of nerve tissue. There are nine types of muscular dystrophy, with each type involving an eventual loss of strength, increasing disability, and possible deformity.