An adolescent is admitted to the icu in diabetic ketoacidosis. the physician orders a continuous insulin infusion of 100u nph insulin in 500 ml normal saline. what is the concentration of the infusion?

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis