16 C. Animals only <span>17 D. Photosynthesis </span> <span>18 C. Glycolysis </span> <span>19 </span> <span>20 A. ATP synthase </span> <span>21 C. Carbon-based molecules from food and oxygen are used to make ATP </span> <span>22 D. Pyruvate, NADH, and ATP </span> <span>23 </span> <span>24 A. across the inner mitochondrial membrane. </span> <span>25 B. To pick up electrons at the end of the electron transport chain</span>