Scientists’ understanding of viruses has advanced greatly in the last fifty years. Which statements give evidence to support the classification of viruses as nonliving? Choose all the statements that apply.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.