Which of the following is true about what occurs in the chemical reaction of cellular respiration? choose all that apply. a. energy is both transformed and spent in the steps of cellular respiration, but overall there is a net gain. b. the reactions within cellular respiration are both aerobic and anaerobic c. energy from the sun is converted in to sugars. d. law of conservation of matter and energy is followed. e. there are more inputs than there are outputs.