Members of the "Middle Class" in society generally pay what percent of
their income in taxes in the United
States?
A. 10%
B. 25%
C. 35%
D. 50%

For 50 pointssome molecules can be oxidized in the cells of animals. this oxidation releases energy for the animal to use. from what source do the cells get these molecules? a. sunlight b. water c. air d. food